Added image of completion

.gitea/workflows/test.yaml

@@ -0,0 +1,45 @@
+on: [push, pull_request]
+
+name: Continuous integration
+
+jobs:
+  check:
+    name: Check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          cache: false
+      - run: cargo check
+
+  test:
+    name: Test Suite
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          cache: false
+      - run: cargo test
+
+  fmt:
+    name: Rustfmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          cache: false
+      - run: rustup component add rustfmt
+      - run: cargo fmt --all -- --check
+
+  build:
+    name: build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          cache: false
+      - run: cargo build

.vscode/launch.json

@@ -0,0 +1,45 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug executable 'advent_of_code_2023'",
+            "cargo": {
+                "args": [
+                    "build",
+                    "--bin=advent_of_code_2023",
+                    "--package=advent_of_code_2023"
+                ],
+                "filter": {
+                    "name": "advent_of_code_2023",
+                    "kind": "bin"
+                }
+            },
+            "args": [],
+            "cwd": "${workspaceFolder}"
+        },
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug unit tests in executable 'advent_of_code_2023'",
+            "cargo": {
+                "args": [
+                    "test",
+                    "--no-run",
+                    "--bin=advent_of_code_2023",
+                    "--package=advent_of_code_2023"
+                ],
+                "filter": {
+                    "name": "advent_of_code_2023",
+                    "kind": "bin"
+                }
+            },
+            "args": [],
+            "cwd": "${workspaceFolder}"
+        }
+    ]
+}

Cargo.toml

@@ -3,7 +3,11 @@ name = "advent_of_code_2023"
 version = "0.1.0"
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
-regex = "1.10.2"
+async-trait = "0.1.74"
+fancy-regex = "0.14.0"
+hashbrown = "0.15.1"
+itertools = "0.13.0"
+strum = "0.26.3"
+strum_macros = "0.26.4"
+tokio = {version = "1.41.1", features = ["full"]}

README.md

@@ -1,3 +1,5 @@
 # AdventOfCode2023
 
-My Advent Of Code attempt in rust!
+My Advent Of Code attempt in rust!
+
+Made it to day 17 this year... not to bad.

src/input/day01_test2

@@ -0,0 +1,7 @@
+two1nine
+eightwothree
+abcone2threexyz
+xtwone3four
+4nineeightseven2
+zoneight234
+7pqrstsixteen

src/input/day02

@@ -0,0 +1,100 @@
+Game 1: 1 blue, 2 green, 3 red; 7 red, 8 green; 1 green, 2 red, 1 blue; 2 green, 3 red, 1 blue; 8 green, 1 blue
+Game 2: 12 blue, 3 green, 5 red; 1 green, 1 blue, 8 red; 2 green, 12 blue, 5 red; 7 red, 2 green, 13 blue
+Game 3: 7 red, 4 blue, 13 green; 14 green, 1 blue, 1 red; 1 red, 11 green, 5 blue; 10 green, 3 blue, 3 red; 5 red, 5 blue, 3 green
+Game 4: 3 red, 1 green, 17 blue; 11 red, 6 green, 18 blue; 4 red, 9 blue, 5 green; 2 blue, 2 green, 1 red; 1 red, 2 green; 7 green, 9 red, 2 blue
+Game 5: 1 blue, 9 green, 5 red; 12 green, 1 blue, 15 red; 17 green, 8 red, 4 blue; 7 green, 12 red
+Game 6: 4 blue, 9 green, 7 red; 1 red, 7 green, 4 blue; 4 blue, 8 green, 3 red; 2 green, 1 red, 2 blue
+Game 7: 3 green, 1 blue; 11 red, 2 blue; 2 red, 3 blue, 6 green
+Game 8: 8 blue, 1 red, 11 green; 11 blue, 10 red, 7 green; 4 blue, 6 green, 4 red; 3 blue, 2 green, 6 red; 4 green, 4 red, 1 blue; 5 blue, 12 red, 9 green
+Game 9: 2 green, 20 blue, 4 red; 3 green, 7 red, 2 blue; 3 green, 17 blue; 20 blue, 7 red, 2 green; 4 green, 6 red, 1 blue; 7 red, 5 green, 19 blue
+Game 10: 2 red, 9 green, 8 blue; 16 green, 1 red, 7 blue; 3 blue, 5 red, 9 green; 5 blue, 2 red, 11 green
+Game 11: 6 blue, 3 green, 8 red; 6 blue, 4 green; 1 red, 3 green, 4 blue
+Game 12: 18 red, 16 blue, 9 green; 10 green, 6 blue; 12 blue, 5 green, 15 red; 16 blue, 4 red, 8 green
+Game 13: 2 green; 1 blue, 4 green; 1 green, 3 blue, 6 red; 2 red, 2 blue; 3 red, 2 green; 8 red, 2 blue, 5 green
+Game 14: 8 red, 3 blue, 3 green; 3 green; 4 red, 7 blue, 5 green; 10 blue, 15 red, 1 green; 4 green, 14 red, 7 blue
+Game 15: 8 red, 9 blue; 1 green, 4 red, 3 blue; 15 red, 3 blue, 1 green; 17 red, 6 blue
+Game 16: 1 green, 10 blue, 13 red; 16 red, 1 green; 7 red; 9 blue, 12 red, 1 green; 6 red, 13 blue, 1 green
+Game 17: 6 green, 1 blue, 1 red; 2 blue, 9 green, 1 red; 6 green, 1 blue, 2 red
+Game 18: 5 red, 4 green, 1 blue; 5 blue, 6 red, 6 green; 12 red, 16 blue, 11 green
+Game 19: 6 red, 9 green; 1 blue, 4 red; 12 green; 5 green, 2 blue, 9 red
+Game 20: 15 blue, 15 red, 1 green; 2 green, 5 red, 13 blue; 15 red, 2 green, 15 blue; 3 green, 3 red, 13 blue; 6 blue, 1 green, 8 red
+Game 21: 3 red, 3 blue; 4 blue, 3 red; 4 red, 8 blue, 1 green; 1 blue, 2 red, 7 green; 3 green, 3 blue; 3 blue
+Game 22: 5 green, 3 blue, 7 red; 7 green, 1 blue, 5 red; 5 red, 3 blue, 3 green; 12 green, 7 red, 1 blue; 2 red, 3 blue; 7 green, 11 red, 1 blue
+Game 23: 9 blue, 8 red; 9 blue, 9 green, 8 red; 3 red, 6 blue, 14 green; 3 blue, 4 red; 5 red, 14 green, 9 blue; 12 blue, 8 red, 8 green
+Game 24: 15 green, 1 red, 1 blue; 6 red, 2 green, 7 blue; 7 blue, 2 green, 4 red; 8 blue, 5 red, 8 green; 5 blue, 3 red, 7 green; 6 blue, 12 green
+Game 25: 7 blue, 16 green, 1 red; 13 green; 4 red, 9 green, 2 blue; 11 green, 1 red, 1 blue; 3 blue, 5 green, 5 red
+Game 26: 2 blue, 11 red, 10 green; 5 green, 1 blue, 2 red; 7 green, 5 red, 14 blue; 11 green, 1 blue, 10 red
+Game 27: 2 green, 8 blue, 2 red; 1 blue, 1 red, 5 green; 3 green, 7 blue
+Game 28: 9 green, 15 red, 1 blue; 3 blue, 3 green; 18 green, 15 red, 7 blue; 3 red, 10 blue, 7 green; 6 red, 5 green, 8 blue; 2 blue, 7 red, 3 green
+Game 29: 5 blue, 3 red, 7 green; 17 blue, 8 red, 11 green; 6 red, 5 blue, 12 green; 3 red, 10 blue, 10 green; 4 blue, 10 green; 6 red, 2 blue, 9 green
+Game 30: 4 green, 5 blue, 1 red; 19 red, 18 blue, 3 green; 18 red, 18 blue, 1 green; 5 green, 14 blue, 4 red; 4 red, 3 green, 18 blue; 6 blue, 3 green, 17 red
+Game 31: 2 red, 2 green; 13 red, 9 blue; 4 blue, 3 green, 1 red; 12 blue, 12 red, 4 green; 9 red, 6 blue; 12 red, 1 green, 2 blue
+Game 32: 11 red, 5 blue, 9 green; 3 blue, 8 red, 15 green; 3 green, 7 blue, 17 red; 2 green, 9 red, 1 blue; 2 blue, 6 green, 2 red
+Game 33: 13 blue, 2 green; 1 green, 1 red, 14 blue; 3 green, 6 blue, 1 red; 12 blue, 1 green; 9 blue, 2 green; 4 blue, 1 red
+Game 34: 15 green, 2 red, 13 blue; 1 green, 6 blue; 2 red, 1 green, 7 blue
+Game 35: 1 green, 12 red, 2 blue; 3 red, 5 blue; 6 red; 3 red, 3 blue; 4 red
+Game 36: 6 blue, 8 red, 1 green; 7 green, 6 blue, 10 red; 7 blue, 9 green, 5 red; 7 green, 1 red, 1 blue
+Game 37: 6 blue, 2 green, 4 red; 2 green, 3 blue, 6 red; 1 green, 17 red, 14 blue; 10 red, 2 blue; 19 red, 1 green, 8 blue; 2 red, 2 green
+Game 38: 6 red, 1 green, 5 blue; 2 blue, 15 green, 6 red; 10 green, 3 blue, 6 red; 5 blue, 8 green, 2 red
+Game 39: 8 blue, 5 green, 5 red; 4 green, 5 blue; 2 red, 7 blue; 3 green, 15 blue, 4 red
+Game 40: 8 green, 12 red, 10 blue; 8 blue, 8 red, 9 green; 1 green, 10 blue, 9 red; 17 red, 7 green, 2 blue; 6 green, 11 red; 2 green, 2 blue, 8 red
+Game 41: 11 red, 5 green, 1 blue; 5 green; 3 green; 2 red
+Game 42: 8 blue, 11 red, 1 green; 12 red, 10 green, 6 blue; 2 red, 6 blue, 16 green; 18 blue, 2 red, 4 green; 10 blue, 10 green, 3 red
+Game 43: 4 red, 3 blue; 2 blue, 10 red, 4 green; 3 blue, 7 red, 5 green; 2 green, 8 red; 1 green, 3 blue; 10 red, 1 green
+Game 44: 1 red, 9 blue; 2 red, 19 blue; 2 green, 6 red, 15 blue; 11 blue, 8 red, 4 green
+Game 45: 7 green, 4 blue, 1 red; 5 blue, 8 green; 5 blue, 8 green; 5 blue, 6 green; 6 green, 3 blue
+Game 46: 2 red, 2 green; 6 red, 5 blue, 2 green; 13 green, 8 blue, 2 red
+Game 47: 1 red, 5 green; 1 blue, 15 red, 5 green; 6 red, 6 green, 3 blue; 5 blue, 4 red; 4 blue, 7 red
+Game 48: 16 blue, 16 red; 11 blue, 16 red; 15 red, 1 green; 6 blue, 1 green, 2 red
+Game 49: 9 green, 20 blue, 7 red; 16 blue, 6 red; 9 green, 1 blue, 1 red; 8 red, 12 green, 15 blue; 3 blue, 2 green, 8 red
+Game 50: 9 red, 6 green, 9 blue; 6 blue, 2 red, 6 green; 7 green, 4 red, 6 blue; 2 red, 7 blue, 9 green; 4 red, 8 green, 9 blue
+Game 51: 1 blue, 2 red, 6 green; 1 blue, 4 red; 6 red, 2 green; 6 red, 8 green, 2 blue; 2 blue, 8 green, 4 red
+Game 52: 10 green, 1 blue; 5 blue, 5 green; 5 blue, 2 red, 4 green; 2 blue, 12 green
+Game 53: 3 blue, 8 red, 7 green; 7 blue, 7 red, 12 green; 8 blue, 9 green, 7 red; 7 red, 10 blue, 1 green
+Game 54: 3 green, 4 blue; 1 blue, 5 red, 4 green; 7 red, 4 blue; 2 green, 4 blue; 1 red, 4 blue; 1 blue, 6 red, 5 green
+Game 55: 7 red, 13 blue; 7 blue, 1 red, 1 green; 3 red, 5 blue
+Game 56: 6 red, 3 green, 1 blue; 7 blue, 2 green, 5 red; 4 green, 4 red; 8 blue, 1 green; 6 green, 6 blue, 4 red
+Game 57: 14 blue, 12 green, 8 red; 1 red, 20 blue, 10 green; 4 red, 16 green, 15 blue
+Game 58: 3 blue, 12 red; 9 red, 3 blue, 2 green; 2 blue, 2 red; 7 red, 4 green, 5 blue; 10 red, 1 blue
+Game 59: 7 red, 11 blue, 17 green; 5 red, 4 green, 7 blue; 8 red, 6 blue, 17 green; 16 green, 7 red, 6 blue; 5 blue, 12 green, 9 red; 7 blue, 3 red, 9 green
+Game 60: 4 red, 5 green, 4 blue; 15 green, 4 red, 18 blue; 6 blue, 1 red, 1 green; 14 blue, 12 green, 1 red; 2 green, 5 red, 4 blue; 2 green, 1 blue, 5 red
+Game 61: 3 green, 2 blue; 4 green, 6 blue; 2 red, 12 green, 11 blue; 1 red, 9 green, 7 blue; 2 red, 11 green, 19 blue; 9 blue, 1 red, 2 green
+Game 62: 17 green; 3 blue, 14 red, 14 green; 17 red, 16 green, 5 blue; 17 green, 5 blue, 1 red; 4 blue, 17 red, 13 green
+Game 63: 4 green, 2 red, 2 blue; 10 green, 15 blue, 3 red; 5 green, 5 blue, 5 red
+Game 64: 9 red, 10 blue, 2 green; 1 green, 4 red, 1 blue; 5 green, 2 blue, 11 red
+Game 65: 1 blue, 10 red, 5 green; 1 blue, 4 green, 2 red; 3 blue, 1 green; 11 red, 2 blue, 5 green; 9 green, 11 red, 3 blue
+Game 66: 6 blue, 13 green, 2 red; 5 green, 1 red, 7 blue; 11 green, 3 red; 5 blue, 1 red, 2 green
+Game 67: 1 red, 10 green, 4 blue; 5 blue, 3 red, 9 green; 4 blue, 3 red, 1 green; 14 red, 4 blue, 10 green
+Game 68: 12 green, 3 red, 3 blue; 2 green, 1 red, 2 blue; 1 blue, 3 green, 3 red; 1 green, 1 red, 6 blue
+Game 69: 3 blue, 10 red, 4 green; 4 green, 1 blue, 6 red; 1 blue, 1 red, 6 green; 4 red, 3 blue, 5 green
+Game 70: 9 blue, 3 green; 1 red, 2 green, 6 blue; 9 blue, 2 green; 6 blue, 1 red; 6 green, 1 red, 6 blue; 3 blue, 1 red, 2 green
+Game 71: 2 blue; 2 red, 3 blue; 12 blue, 3 red, 1 green; 1 green; 1 red, 7 blue; 1 red, 9 blue
+Game 72: 1 red, 1 green, 5 blue; 19 blue, 1 red, 3 green; 3 green, 1 red; 1 red, 13 blue, 1 green; 1 red, 1 green, 19 blue; 6 blue
+Game 73: 12 blue, 5 red, 5 green; 12 blue, 1 red, 4 green; 7 green, 4 red, 6 blue; 1 green, 4 blue, 10 red; 9 blue, 14 green
+Game 74: 9 blue, 1 green, 2 red; 7 blue, 15 red; 5 red, 2 green, 17 blue
+Game 75: 8 red; 1 green, 14 red; 2 blue, 3 green, 10 red; 2 blue, 4 green
+Game 76: 2 red, 3 blue; 6 blue, 8 red; 6 blue, 9 red; 7 blue; 7 red, 1 green, 5 blue
+Game 77: 6 green, 5 red, 12 blue; 16 blue, 5 red, 11 green; 4 blue, 5 green; 10 blue, 4 red, 9 green
+Game 78: 7 blue, 2 red; 1 green, 5 red; 4 blue
+Game 79: 3 green, 4 blue; 4 blue, 1 green, 2 red; 8 blue, 3 green
+Game 80: 10 red, 8 green; 4 red, 1 blue; 7 red, 4 green, 4 blue; 6 green, 1 red, 3 blue; 9 red, 3 blue; 4 green, 8 blue, 13 red
+Game 81: 3 red, 6 green, 9 blue; 9 red, 1 blue, 3 green; 5 red, 11 green, 1 blue
+Game 82: 6 green, 11 blue, 8 red; 16 green, 9 red, 7 blue; 6 blue, 17 green, 4 red
+Game 83: 6 blue, 1 green, 8 red; 3 green, 5 blue; 4 red, 2 green, 8 blue
+Game 84: 2 green, 1 red, 5 blue; 1 red, 2 green, 5 blue; 2 blue; 9 blue
+Game 85: 9 blue, 2 red; 7 green, 13 blue, 3 red; 11 green, 17 blue
+Game 86: 2 green, 15 red; 12 red, 1 blue, 3 green; 2 blue, 4 red, 3 green; 5 red; 6 green, 2 blue
+Game 87: 17 blue, 3 red; 3 red, 4 green, 10 blue; 3 red, 14 blue, 4 green
+Game 88: 13 green, 10 blue, 10 red; 14 green, 3 red, 4 blue; 13 blue, 7 red, 16 green; 10 blue, 6 green, 1 red; 9 red, 4 green, 14 blue
+Game 89: 3 green, 16 blue, 14 red; 4 green, 13 red, 1 blue; 6 red, 17 blue, 1 green; 4 red, 7 blue
+Game 90: 2 blue, 2 red; 5 blue, 10 red, 6 green; 10 red, 3 green, 1 blue; 10 blue, 6 green, 7 red
+Game 91: 15 green, 5 blue, 12 red; 9 red, 1 green, 4 blue; 2 red, 15 green, 3 blue; 18 green, 5 blue, 2 red
+Game 92: 7 green, 7 blue, 12 red; 7 blue, 9 red, 2 green; 11 blue, 10 red, 10 green; 2 green, 4 red, 11 blue; 12 red, 4 blue; 2 red, 6 green
+Game 93: 2 green, 8 blue; 2 blue, 1 red, 3 green; 4 blue, 8 green, 1 red; 8 blue, 5 green; 3 green
+Game 94: 16 red, 1 green, 5 blue; 11 red, 9 blue; 5 red, 2 green, 6 blue
+Game 95: 4 blue, 7 red; 7 red, 10 green; 11 green; 2 red, 10 green; 6 blue, 8 red; 8 red, 2 green, 6 blue
+Game 96: 9 blue, 12 green; 6 green, 9 blue, 11 red; 7 blue, 5 green, 10 red
+Game 97: 1 green, 6 red, 1 blue; 6 red, 3 green, 6 blue; 9 green, 5 blue, 9 red; 13 red, 7 green
+Game 98: 9 red, 12 green, 2 blue; 1 blue, 11 green, 10 red; 10 red, 2 green
+Game 99: 4 red, 13 blue, 7 green; 7 green, 5 blue, 6 red; 7 green, 11 blue; 10 green, 2 red, 8 blue
+Game 100: 2 green, 1 blue; 9 red, 8 green, 1 blue; 4 red, 10 green, 1 blue; 17 green, 8 red; 5 green, 1 blue, 7 red; 14 red, 12 green

src/input/day02_test1

@@ -0,0 +1,5 @@
+Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green 

src/input/day02_test2

@@ -0,0 +1,5 @@
+Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green

src/input/day03

@@ -0,0 +1,140 @@
+............................................411.....................363..134.........463.775..........................506...................
+......429...836..$............../..960........*.............+..........*...=....381.....*........67......426.....=..../...304...............
+.........*...&...641..........924..*.........855....492..495.......476.927.......*.........680...../.&....*.....713......*..................
+.........900......................239.325..............*.............*.....953%.771...........#......808...329..........214........846%.....
+.............707...233...................*.....*........774...445.....107.........................................@927......775.............
+........721........*...17................790...670.............$..........893.93&../...129$.651.696.......131*99.............=......446*781.
+...........*717.868...+.............252....................................*......461.........*......................350....................
+....911..................*...454.............161.........875........209....695..............926.983.........758.592....*..........$.562.....
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+...730........................$...#..112............*..509..*.......858..710.......@567..%..610..821...918..................................
+.........794.....701@..456-...505.....*............884.....298...............................&...............742=.....95....................
+............+........................891.165.......................=.............175...............$..693.............+...........127.......
+....*..........554...855.................*...............505.262.110..764............953@...+.....343.../..............................817..
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src/input/day04_test1

@@ -0,0 +1,6 @@
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src/input/day04_test2

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src/input/day05

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src/input/day05_test1

@@ -0,0 +1,33 @@
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+temperature-to-humidity map:
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+humidity-to-location map:
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src/input/day05_test2

@@ -0,0 +1,33 @@
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+temperature-to-humidity map:
+0 69 1
+1 0 69
+
+humidity-to-location map:
+60 56 37
+56 93 4

src/input/day06

@@ -0,0 +1,2 @@
+Time:        59     70     78     78
+Distance:   430   1218   1213   1276

src/input/day06_test1

@@ -0,0 +1,2 @@
+Time:      7  15   30
+Distance:  9  40  200

src/input/day06_test2

@@ -0,0 +1,2 @@
+Time:      7  15   30
+Distance:  9  40  200

src/input/day07_test1

@@ -0,0 +1,5 @@
+32T3K 765
+T55J5 684
+KK677 28
+KTJJT 220
+QQQJA 483

src/input/day07_test2

@@ -0,0 +1,5 @@
+32T3K 765
+T55J5 684
+KK677 28
+KTJJT 220
+QQQJA 483

src/input/day08

@@ -0,0 +1,716 @@
+LRRRLRRRLRRLRLRRLLRRLLRLRRRLRRLRRRLRRLLRLRLRRRLRLLRRRLLRLRRRLRLRRRLRRRLRRRLRRRLRLLLRRRLRRLRRLRRRLRLRLRRLRLRRRLRLRLRLRRRLRRLRLRRRLRRLRRRLRRLLRRRLLRLLRLRRRLRLLRRLLRRRLRLLRRLRLRRLRRRLRLRLRLLRLRRRLRRRLRLLLRRRLRLRRRLRRLRRLLLLRLRRRLRLRRRLLRRRLRRRLRRRLLLRLRLRLLLLRRRLRRLRRRLRLRLRLRRRLRLRRRR
+
+VJN = (LNC, RRK)
+MJD = (HFS, VBQ)
+GHK = (BDH, QGD)
+GQG = (JVH, RGR)
+RDL = (QPQ, CNG)
+BDV = (JGN, RGX)
+TFD = (XLG, NQT)
+CVF = (DJM, PPL)
+PSD = (BCF, RRX)
+BLZ = (LPN, XVJ)
+BFJ = (TGL, BXH)
+PQM = (PDV, FPS)
+BKF = (KMG, SGP)
+RDF = (MJD, DKQ)
+DCF = (BHS, QLT)
+KCP = (JCM, MNP)
+CDG = (HHP, GRD)
+XDB = (XVQ, VHN)
+ZZZ = (MTL, KNJ)
+MPK = (SXH, GFC)
+GLV = (HMD, QTM)
+HMD = (QDQ, RKK)
+TTS = (XGQ, TFD)
+NHD = (BDV, XQJ)
+RRL = (SNF, GQG)
+PHN = (TDJ, JSG)
+NXP = (GVF, FHP)
+SFX = (KSN, MXH)
+XQL = (MDH, GHK)
+PBA = (RVX, RFP)
+LLN = (KKM, DMV)
+LLK = (XXH, HRX)
+LQF = (TXG, GXX)
+JGD = (NHQ, FHM)
+VMH = (NMK, KVC)
+SVD = (TTS, FTS)
+VMS = (FMF, CDD)
+RGR = (XQB, XVC)
+VTF = (MMF, FVC)
+HVC = (RDT, LJH)
+MXG = (KGF, NST)
+GQN = (NGC, RSC)
+RKN = (KXL, CCR)
+DDD = (NKM, JKX)
+DGF = (NNJ, NLC)
+TFV = (FGC, JTQ)
+CFK = (LSC, JFX)
+HPG = (JHQ, PLV)
+RSL = (RFJ, FCJ)
+JSG = (DRM, KHD)
+XBK = (NST, KGF)
+QQD = (RND, LCX)
+DJD = (QHF, KQJ)
+LFP = (QVN, CVF)
+TRB = (KTH, DDD)
+KJX = (KLJ, HCS)
+FPR = (SVC, NXM)
+RDR = (TSN, BPL)
+LNC = (TXR, LGB)
+SKV = (MCX, PTV)
+KCF = (NGC, RSC)
+SFH = (MRD, TNL)
+RPR = (KKM, DMV)
+HXH = (LLN, RPR)
+JLS = (LFT, PNR)
+LCX = (QVG, MCT)
+KGV = (NMB, KJN)
+KKM = (JLC, SKV)
+GXX = (QXJ, QNJ)
+CTH = (JRH, GHR)
+QVN = (PPL, DJM)
+NGM = (TMK, VNN)
+TJF = (LSS, LPS)
+NNJ = (NKJ, VHH)
+GNS = (PVJ, LMF)
+SPP = (NQM, NQM)
+FCV = (XHF, QPD)
+HJX = (VLV, XQF)
+SVC = (DPK, QVV)
+KHD = (TMN, LCB)
+NQM = (NRS, NRS)
+MHD = (XGH, DJD)
+NVG = (KVM, KPJ)
+DJM = (FNG, HXS)
+TVJ = (KCV, QFK)
+CMV = (VPV, NNM)
+DQR = (KNX, FJM)
+XXH = (JPV, XLP)
+GQQ = (LHB, BTF)
+JPM = (SNM, DDX)
+GFS = (VCL, QCN)
+JMH = (RMP, BFJ)
+VBQ = (HMV, XNS)
+RPQ = (JFP, JKF)
+GQV = (MRT, LMQ)
+HGX = (JRR, LDL)
+VRC = (FXJ, VNK)
+XHF = (JMJ, DTV)
+KFD = (BTM, PQT)
+NKM = (MXJ, MMR)
+CXX = (VRC, XBJ)
+SXK = (KTM, DSB)
+NQF = (TSV, DTT)
+RND = (MCT, QVG)
+LFX = (TMF, VTF)
+SXS = (PCC, RVJ)
+MKF = (SHQ, VSG)
+PFQ = (SJX, GLV)
+SGT = (NVV, QPT)
+NXM = (DPK, QVV)
+DGL = (NFM, TPX)
+JTQ = (LMM, HSM)
+DFL = (DQC, DJG)
+MXH = (NXL, THH)
+HPV = (GFX, CTH)
+LSC = (PNB, HXX)
+VFQ = (PTM, KGC)
+GLP = (BQF, NKQ)
+DDX = (QQD, QKV)
+HRX = (XLP, JPV)
+KJL = (GSH, HHF)
+HJN = (PKS, ZZZ)
+FPS = (QBL, GNG)
+HLS = (PDT, HGT)
+XHT = (LFB, FDC)
+RCC = (VKG, TJF)
+NXL = (XNH, XNH)
+PDX = (FHR, SSC)
+JPL = (SSC, FHR)
+CNH = (DTM, TTT)
+CJB = (KPJ, KVM)
+GHX = (QLD, GHQ)
+MSG = (MXG, XBK)
+PQQ = (QPT, NVV)
+QGG = (MQR, MQR)
+QBL = (SPP, JHH)
+FQQ = (VQD, KJX)
+QRD = (LQD, RKN)
+JKD = (FVD, BXL)
+DJX = (XVK, JJH)
+LCV = (RRL, CHK)
+BCF = (NRG, MRL)
+TXR = (XQK, PGF)
+BDH = (KMK, BVK)
+GTK = (KSN, MXH)
+HHP = (PMP, PFQ)
+QLD = (PTH, RDF)
+RFJ = (MHD, SPL)
+KFR = (SHF, SHF)
+VBD = (JCC, LDD)
+MVL = (HST, GRL)
+SHK = (XHT, RLT)
+XQB = (MVJ, QQM)
+LQD = (KXL, CCR)
+DMS = (LMK, LSK)
+FXQ = (GRL, HST)
+MXJ = (HGX, FVB)
+FHM = (SPN, HQJ)
+MKB = (FCD, FCD)
+QDD = (VLN, HCB)
+PTF = (DQC, DJG)
+RFH = (JHJ, PHN)
+GRD = (PMP, PFQ)
+DMD = (MMP, GLP)
+HCQ = (JQG, FLR)
+VPV = (TRG, BQQ)
+PDV = (QBL, GNG)
+CCT = (GMX, KCP)
+BCV = (DJX, DKC)
+VKG = (LSS, LPS)
+NGH = (TDQ, PHM)
+JVM = (KJK, GQQ)
+KMG = (MFS, QST)
+MPD = (LLF, PQN)
+QHK = (PNR, LFT)
+HHK = (RCC, HGD)
+MTL = (MVX, PJX)
+PJM = (NFM, TPX)
+BTM = (QKX, FRC)
+QKM = (NHQ, FHM)
+XVF = (PQN, LLF)
+NHG = (BSG, VBD)
+KQJ = (XDB, BVX)
+XKL = (QLC, LFP)
+VXX = (QLT, BHS)
+MVJ = (DLL, JTX)
+SJP = (BTM, PQT)
+QRT = (HHP, GRD)
+XFM = (LSC, JFX)
+RQH = (NGH, RPH)
+QDG = (TQS, MJR)
+PQT = (FRC, QKX)
+FHR = (SCF, FCV)
+DTV = (XHV, HXM)
+RGX = (RXQ, NGM)
+XVM = (RKN, LQD)
+KPV = (RLJ, LVJ)
+NRG = (JLM, SJG)
+NPD = (RCP, HJN)
+KLJ = (DXV, PMS)
+LSJ = (GXX, TXG)
+QLJ = (KXS, DSS)
+SGP = (MFS, QST)
+PSB = (HMX, JNQ)
+VNK = (JTK, QLJ)
+JVH = (XQB, XVC)
+GHR = (CRS, TLK)
+FCD = (VMX, VMX)
+JTX = (MCC, NPT)
+TDJ = (DRM, KHD)
+MFR = (HHC, BLZ)
+SNF = (JVH, RGR)
+JVQ = (RSQ, RFB)
+BHL = (BNM, GNS)
+QGB = (KJN, NMB)
+KTM = (GPC, MCH)
+TJP = (MRT, LMQ)
+MRD = (BMJ, NDV)
+LKS = (SXN, XBX)
+QHT = (NHD, KBM)
+VSN = (CNH, RHC)
+SKG = (BCP, JLJ)
+JMB = (PDV, FPS)
+DSS = (FPP, HDH)
+JRH = (CRS, TLK)
+LSA = (VRQ, RDR)
+FRC = (KPV, MTN)
+JMJ = (XHV, HXM)
+RRX = (MRL, NRG)
+FTS = (XGQ, TFD)
+QTS = (FMP, QDD)
+RQK = (JFP, JKF)
+XTS = (JCT, VGN)
+KKZ = (GDB, LRB)
+NDV = (LMX, VSH)
+PNB = (QGG, QGG)
+FPF = (XLQ, RSL)
+QFK = (RXL, GHD)
+MRS = (NVG, CJB)
+RCP = (PKS, PKS)
+HDH = (HBB, PGM)
+TMF = (FVC, MMF)
+PKS = (KNJ, MTL)
+FVB = (LDL, JRR)
+VSA = (XVJ, LPN)
+BTD = (TQS, MJR)
+FPP = (PGM, HBB)
+NMB = (BQR, LLK)
+SXM = (QQG, VMS)
+LDL = (CDG, QRT)
+HQJ = (RBL, TMD)
+QFG = (RHJ, MKF)
+CPX = (NRS, GFH)
+QQF = (SKG, RKL)
+SSC = (FCV, SCF)
+KXH = (VDQ, RFN)
+KVM = (DMS, NXK)
+DBJ = (GQN, KCF)
+VDQ = (BDL, JBM)
+LSK = (CHB, JMH)
+KBM = (BDV, XQJ)
+QVA = (QRD, XVM)
+PLV = (PQQ, SGT)
+FVG = (FXQ, MVL)
+QXJ = (FMJ, KBH)
+VQD = (HCS, KLJ)
+PCC = (BGT, HFQ)
+JTK = (KXS, DSS)
+QHF = (BVX, XDB)
+MRL = (SJG, JLM)
+NMK = (PXS, QQF)
+LMX = (HPV, TVR)
+PTV = (CCT, SBB)
+MHV = (TJP, GQV)
+GTX = (GQV, TJP)
+KCT = (SRH, GFS)
+SNS = (FPF, SLF)
+BCP = (RQH, PCB)
+RRK = (TXR, LGB)
+DQM = (SXH, GFC)
+VLJ = (CMR, BDX)
+QLT = (KVJ, SNS)
+QTM = (RKK, QDQ)
+QQG = (FMF, CDD)
+DST = (BKF, FJD)
+RGZ = (RFP, RVX)
+SBB = (GMX, KCP)
+DTT = (PTF, DFL)
+FHP = (LNF, FSK)
+FCH = (FQQ, LXM)
+LMQ = (XTB, HGC)
+HHF = (SDS, NPD)
+HXX = (QGG, BBB)
+PGM = (PGC, KTS)
+FXJ = (JTK, QLJ)
+RBQ = (LDJ, NKP)
+XTQ = (SLN, LTR)
+NGK = (KBJ, MSD)
+RVR = (RTX, MRS)
+JCT = (MDX, HFB)
+LHB = (CTX, JBL)
+RSQ = (CJF, TVJ)
+BQF = (XKL, NKK)
+HXM = (BQB, GLF)
+KDJ = (DMD, GHC)
+MQB = (FDF, VJN)
+AAA = (KNJ, MTL)
+XVC = (QQM, MVJ)
+PMP = (SJX, GLV)
+XPQ = (RLS, HJX)
+LMF = (TCQ, FQT)
+CNG = (GTX, MHV)
+LDJ = (THB, RDL)
+XVQ = (PFM, NHG)
+DKQ = (VBQ, HFS)
+SJV = (FHP, GVF)
+HMX = (HVC, NBN)
+SJX = (HMD, QTM)
+QVG = (FHJ, LFX)
+NVK = (QHT, PTS)
+KPJ = (NXK, DMS)
+RBX = (VJN, FDF)
+MRT = (HGC, XTB)
+FMF = (LSJ, LQF)
+JRR = (CDG, QRT)
+RTX = (NVG, CJB)
+HST = (NVX, SBC)
+TDQ = (SMT, FCK)
+KTS = (CKV, MTP)
+TMD = (KGV, QGB)
+MDL = (XHT, RLT)
+PTH = (MJD, DKQ)
+RFB = (CJF, TVJ)
+CDD = (LSJ, LQF)
+PTS = (NHD, KBM)
+NPX = (KCF, GQN)
+KBH = (DST, HTK)
+QPQ = (MHV, GTX)
+NXK = (LMK, LSK)
+THF = (MSD, KBJ)
+KJN = (LLK, BQR)
+LXC = (RFB, RSQ)
+KGC = (RXC, PFX)
+RLT = (FDC, LFB)
+DPK = (SCC, XCG)
+NST = (VHJ, XPQ)
+FNG = (DDL, CPP)
+XQK = (JCJ, BCV)
+JCC = (DQR, GPL)
+TJB = (SHF, KPB)
+GMX = (MNP, JCM)
+SXH = (VSN, KGL)
+KFB = (MDD, XDH)
+QVV = (XCG, SCC)
+RXQ = (VNN, TMK)
+NXN = (SJP, KFD)
+DXV = (KCB, BPN)
+KVC = (QQF, PXS)
+TMN = (FKX, GLJ)
+BQQ = (HHK, QBC)
+RVX = (RNG, KXH)
+NQT = (KFB, QBQ)
+XGH = (KQJ, QHF)
+VQZ = (RDR, VRQ)
+LPN = (SPT, XKD)
+JNQ = (NBN, HVC)
+RRN = (KJL, TFJ)
+HHG = (CMV, PHV)
+VHJ = (RLS, HJX)
+KPB = (NSL, KKZ)
+KMK = (LCV, TPV)
+TPX = (SQK, RFH)
+KTH = (JKX, NKM)
+VMX = (QRD, XVM)
+RBL = (QGB, KGV)
+NBN = (LJH, RDT)
+RLJ = (SGG, RRN)
+HMV = (DBJ, NPX)
+FJM = (SGM, SQV)
+XVK = (RQJ, QPF)
+DDN = (DSB, KTM)
+PFM = (VBD, BSG)
+HFS = (XNS, HMV)
+BVX = (VHN, XVQ)
+HFB = (VFQ, HBS)
+MTP = (GHX, MFF)
+GLF = (SLD, NQF)
+MSD = (MPK, DQM)
+LLB = (GHC, DMD)
+KFV = (JCT, VGN)
+FJD = (SGP, KMG)
+PGC = (CKV, MTP)
+KCB = (THF, NGK)
+GFC = (KGL, VSN)
+SLN = (BHL, SPG)
+LFT = (LLB, KDJ)
+PFX = (DMH, NXJ)
+GRL = (NVX, SBC)
+XLQ = (FCJ, RFJ)
+DKD = (FXQ, MVL)
+SLF = (RSL, XLQ)
+BXH = (GFK, QXX)
+LLF = (JKD, LNN)
+TSN = (TTM, JPM)
+RFQ = (QHT, PTS)
+KSK = (XFB, PSD)
+TCQ = (MKB, MKB)
+SLD = (DTT, TSV)
+VRQ = (BPL, TSN)
+GBB = (XBK, MXG)
+THH = (XNH, PDM)
+QCN = (QHK, JLS)
+TQS = (MSG, GBB)
+QNJ = (KBH, FMJ)
+MCX = (CCT, SBB)
+NKK = (LFP, QLC)
+QKX = (KPV, MTN)
+XSZ = (XVM, QRD)
+TMK = (XTQ, VCR)
+LDD = (DQR, GPL)
+GHC = (GLP, MMP)
+QXX = (KCM, QTS)
+JLJ = (RQH, PCB)
+LJH = (GFN, VLJ)
+PKG = (PDT, HGT)
+KGF = (XPQ, VHJ)
+FBC = (NXM, SVC)
+DDL = (VCX, VXC)
+CMR = (XTS, KFV)
+NGC = (FPR, FBC)
+PCL = (RVX, RFP)
+THB = (CNG, QPQ)
+LMM = (KCH, VMH)
+PXS = (SKG, RKL)
+LXM = (VQD, KJX)
+TXG = (QNJ, QXJ)
+JLM = (RBQ, CLX)
+PJX = (GXH, SVD)
+DJG = (DCF, VXX)
+CKV = (MFF, GHX)
+CTX = (MQB, RBX)
+SHF = (NSL, NSL)
+GDB = (PDX, JPL)
+QPT = (NJH, QFG)
+GPC = (SJV, NXP)
+XNH = (QXN, QXN)
+JLC = (MCX, PTV)
+NJH = (MKF, RHJ)
+RQJ = (SFX, GTK)
+SNM = (QKV, QQD)
+LNN = (FVD, BXL)
+MFS = (HLS, PKG)
+PHV = (VPV, NNM)
+XNS = (DBJ, NPX)
+VCG = (VMS, QQG)
+KJJ = (FLR, JQG)
+LCB = (FKX, GLJ)
+BTF = (CTX, JBL)
+RKK = (DGL, PJM)
+GFH = (PCL, RGZ)
+VHH = (SXM, VCG)
+RFP = (RNG, KXH)
+BNM = (PVJ, LMF)
+BPH = (MDL, SHK)
+JFP = (TRB, KGQ)
+NLR = (NNJ, NLC)
+TRG = (QBC, HHK)
+BMJ = (LMX, VSH)
+HBB = (KTS, PGC)
+KSN = (NXL, NXL)
+FCK = (LQL, LKS)
+LSS = (JJD, VRT)
+TSV = (DFL, PTF)
+RFN = (BDL, JBM)
+XKD = (SFH, SVJ)
+QBQ = (MDD, XDH)
+SQV = (VBL, MTD)
+MMF = (HHG, GLS)
+FCJ = (SPL, MHD)
+XQJ = (RGX, JGN)
+BRB = (KJK, GQQ)
+JGN = (RXQ, NGM)
+SHQ = (FBN, XQL)
+RQG = (LBQ, SXS)
+PCB = (RPH, NGH)
+KBJ = (DQM, MPK)
+JPV = (BFS, CXX)
+CRS = (QKM, JGD)
+LNF = (SST, BPH)
+JCM = (XVF, MPD)
+KXN = (KJJ, HCQ)
+RSC = (FPR, FBC)
+KGQ = (DDD, KTH)
+RDT = (GFN, VLJ)
+RXL = (JVM, BRB)
+PHM = (SMT, FCK)
+QQM = (JTX, DLL)
+CHK = (GQG, SNF)
+GVF = (FSK, LNF)
+PDM = (QXN, VQZ)
+FVD = (KFR, KFR)
+MTN = (RLJ, LVJ)
+NFM = (RFH, SQK)
+BXL = (KFR, TJB)
+LGB = (PGF, XQK)
+BHS = (SNS, KVJ)
+SPN = (TMD, RBL)
+XBX = (FVG, DKD)
+KCV = (RXL, GHD)
+HCB = (DGF, NLR)
+HCS = (PMS, DXV)
+PQL = (PLV, JHQ)
+MCH = (SJV, NXP)
+CHB = (RMP, BFJ)
+LMK = (JMH, CHB)
+XLP = (CXX, BFS)
+TVR = (CTH, GFX)
+BQB = (SLD, NQF)
+DSB = (GPC, MCH)
+BPL = (TTM, JPM)
+DKC = (JJH, XVK)
+TPV = (CHK, RRL)
+TCD = (FQQ, LXM)
+SCC = (XFM, CFK)
+RNG = (VDQ, RFN)
+GFX = (GHR, JRH)
+HBS = (PTM, KGC)
+HSM = (VMH, KCH)
+KCH = (NMK, KVC)
+MQR = (HHC, HHC)
+JBM = (LXS, RVR)
+TFJ = (GSH, HHF)
+JKX = (MXJ, MMR)
+NVX = (PHK, VPX)
+MJR = (MSG, GBB)
+XLG = (QBQ, KFB)
+GFN = (CMR, BDX)
+NRS = (PCL, PCL)
+JFX = (PNB, HXX)
+VNN = (XTQ, VCR)
+PDT = (QDG, BTD)
+BVK = (LCV, TPV)
+VGN = (HFB, MDX)
+PTM = (RXC, PFX)
+RKL = (JLJ, BCP)
+VLN = (DGF, NLR)
+FKX = (TFV, VPR)
+RHJ = (SHQ, VSG)
+VXC = (HXH, LNB)
+RPH = (TDQ, PHM)
+GNC = (SJP, KFD)
+PMS = (KCB, BPN)
+BDL = (LXS, RVR)
+XTB = (KXN, RCS)
+BGT = (TGX, KSK)
+GXH = (TTS, FTS)
+NSL = (LRB, GDB)
+MTD = (KCT, FXH)
+SST = (SHK, MDL)
+CCQ = (JVQ, LXC)
+MVX = (SVD, GXH)
+KCM = (FMP, QDD)
+GFK = (QTS, KCM)
+XBJ = (FXJ, VNK)
+VCX = (HXH, LNB)
+HGD = (VKG, TJF)
+SPT = (SVJ, SFH)
+CJF = (QFK, KCV)
+RCS = (KJJ, HCQ)
+FDC = (PQM, JMB)
+BFS = (VRC, XBJ)
+JJH = (QPF, RQJ)
+DRM = (TMN, LCB)
+QXN = (VRQ, RDR)
+FMP = (VLN, HCB)
+QLC = (QVN, CVF)
+SQK = (PHN, JHJ)
+BPN = (THF, NGK)
+VCL = (QHK, JLS)
+DTM = (SXK, DDN)
+VPR = (JTQ, FGC)
+NXJ = (NVK, RFQ)
+XGQ = (XLG, NQT)
+XDH = (XJV, RQG)
+MDX = (HBS, VFQ)
+QKV = (LCX, RND)
+DMV = (SKV, JLC)
+SBC = (VPX, PHK)
+DQC = (VXX, DCF)
+VSH = (HPV, TVR)
+NKJ = (VCG, SXM)
+QST = (PKG, HLS)
+KXS = (HDH, FPP)
+RMP = (BXH, TGL)
+QDQ = (PJM, DGL)
+PHK = (PCQ, PSB)
+PCQ = (JNQ, HMX)
+QBC = (RCC, HGD)
+SPL = (DJD, XGH)
+PQN = (JKD, LNN)
+LXS = (RTX, MRS)
+PGF = (BCV, JCJ)
+LFB = (JMB, PQM)
+FHH = (VMX, XSZ)
+TTM = (SNM, DDX)
+GNG = (SPP, JHH)
+MCT = (FHJ, LFX)
+JHH = (NQM, CPX)
+SXN = (FVG, DKD)
+XQF = (FCH, TCD)
+BSG = (LDD, JCC)
+MMP = (BQF, NKQ)
+VHN = (NHG, PFM)
+MDD = (RQG, XJV)
+BDX = (KFV, XTS)
+KJK = (LHB, BTF)
+KNJ = (PJX, MVX)
+PPL = (FNG, HXS)
+JJD = (TDK, CCQ)
+JHQ = (SGT, PQQ)
+RHC = (DTM, TTT)
+GLS = (PHV, CMV)
+GLJ = (VPR, TFV)
+VCR = (LTR, SLN)
+CCR = (RPQ, RQK)
+PVJ = (TCQ, FQT)
+SGG = (KJL, TFJ)
+CLX = (LDJ, NKP)
+XCG = (XFM, CFK)
+GHD = (BRB, JVM)
+NKQ = (NKK, XKL)
+TLK = (QKM, JGD)
+CPP = (VCX, VXC)
+TGX = (XFB, PSD)
+LLJ = (FCD, FHH)
+LQL = (XBX, SXN)
+MDH = (BDH, QGD)
+SJG = (CLX, RBQ)
+NKP = (RDL, THB)
+FDF = (RRK, LNC)
+HFQ = (KSK, TGX)
+FLR = (HPG, PQL)
+PNR = (LLB, KDJ)
+QPD = (DTV, JMJ)
+NLC = (NKJ, VHH)
+HXS = (CPP, DDL)
+DMH = (NVK, RFQ)
+NHQ = (SPN, HQJ)
+LBQ = (PCC, RVJ)
+BQR = (HRX, XXH)
+LVJ = (RRN, SGG)
+QGD = (BVK, KMK)
+HGC = (RCS, KXN)
+KNX = (SQV, SGM)
+KXL = (RPQ, RQK)
+FBN = (MDH, GHK)
+LPS = (VRT, JJD)
+XHV = (BQB, GLF)
+SRH = (QCN, VCL)
+GPL = (KNX, FJM)
+HHC = (XVJ, LPN)
+FGC = (HSM, LMM)
+TTT = (DDN, SXK)
+MMR = (FVB, HGX)
+VRT = (TDK, CCQ)
+BBB = (MQR, MFR)
+VKA = (LRB, GDB)
+GSH = (SDS, SDS)
+MFF = (GHQ, QLD)
+TDK = (JVQ, LXC)
+KVJ = (FPF, SLF)
+SGM = (MTD, VBL)
+JHJ = (JSG, TDJ)
+JQG = (PQL, HPG)
+VPX = (PSB, PCQ)
+SCF = (XHF, QPD)
+FVC = (GLS, HHG)
+VBL = (KCT, FXH)
+JKF = (KGQ, TRB)
+FXH = (GFS, SRH)
+GHQ = (RDF, PTH)
+SPG = (BNM, GNS)
+JCJ = (DKC, DJX)
+TNL = (NDV, BMJ)
+SMT = (LQL, LKS)
+NPT = (NXN, GNC)
+MNP = (MPD, XVF)
+SDS = (RCP, RCP)
+LTR = (BHL, SPG)
+RVJ = (HFQ, BGT)
+SVJ = (MRD, TNL)
+HTK = (FJD, BKF)
+FHJ = (TMF, VTF)
+LNB = (LLN, RPR)
+TGL = (GFK, QXX)
+XFB = (RRX, BCF)
+XJV = (LBQ, SXS)
+QPF = (SFX, GTK)
+NNM = (TRG, BQQ)
+JBL = (MQB, RBX)
+MCC = (NXN, GNC)
+RXC = (DMH, NXJ)
+NVV = (QFG, NJH)
+DLL = (MCC, NPT)
+VSG = (FBN, XQL)
+VLV = (TCD, FCH)
+KGL = (RHC, CNH)
+LRB = (PDX, JPL)
+HGT = (QDG, BTD)
+FMJ = (HTK, DST)
+FSK = (BPH, SST)
+RLS = (XQF, VLV)
+FQT = (MKB, LLJ)
+XVJ = (XKD, SPT)

src/input/day08_test1

@@ -0,0 +1,5 @@
+LLR
+
+AAA = (BBB, BBB)
+BBB = (AAA, ZZZ)
+ZZZ = (ZZZ, ZZZ)

src/input/day08_test2

@@ -0,0 +1,10 @@
+LR
+
+11A = (11B, XXX)
+11B = (XXX, 11Z)
+11Z = (11B, XXX)
+22A = (22B, XXX)
+22B = (22C, 22C)
+22C = (22Z, 22Z)
+22Z = (22B, 22B)
+XXX = (XXX, XXX)

src/input/day09

@@ -0,0 +1,200 @@
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+131232212122341312221232341344525554312435154254534131334556526542542653426346455252353331523443244421444242555313322312124434113321333111133
+131133221312324313412312432243212515351341414545433521154451412333542424643536635512413124341333222141133451421242143433422134122332233323331
+231113221233222341232124132321211451441554134441534455422411151422513425131244433145554542343113552114533523252113111343313323213211121131123
+322213212211112222114333144342114324353155512533222525434225114221442421414253341433251532554455214224244211311142212433411431311232111313131
+212312221113133244413331343342212424534414254421312155554511123444113433511542332121333125153343511524122121333132411431123332413332322311213

src/input/day17_test1

@@ -0,0 +1,13 @@
+2413432311323
+3215453535623
+3255245654254
+3446585845452
+4546657867536
+1438598798454
+4457876987766
+3637877979653
+4654967986887
+4564679986453
+1224686865563
+2546548887735
+4322674655533

src/input/day17_test2

@@ -0,0 +1,13 @@
+2413432311323
+3215453535623
+3255245654254
+3446585845452
+4546657867536
+1438598798454
+4457876987766
+3637877979653
+4654967986887
+4564679986453
+1224686865563
+2546548887735
+4322674655533

src/main.rs

@@ -1,20 +1,65 @@
-mod utils;
 mod solutions;
+mod utils;
 
-use std::error::Error;
+use std::{error::Error, time::SystemTime};
 
-use solutions::{
-    dayxx::Solution, 
-    day01
-};
+use solutions::*;
 
-use crate::utils::get_input;
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn Error>> {
+    let days: Vec<Box<dyn Solution + Sync>> = vec![
+        Box::new(day01::Day01 {}),
+        Box::new(day02::Day02 {}),
+        Box::new(day03::Day03 {}),
+        Box::new(day04::Day04 {}),
+        Box::new(day05::Day05 {}),
+        Box::new(day06::Day06 {}),
+        Box::new(day07::Day07 {}),
+        Box::new(day08::Day08 {}),
+        Box::new(day09::Day09 {}),
+        Box::new(day10::Day10 {}),
+        Box::new(day11::Day11 {}),
+        Box::new(day12::Day12 {}),
+        Box::new(day13::Day13 {}),
+        Box::new(day14::Day14 {}),
+        Box::new(day15::Day15 {}),
+        Box::new(day16::Day16 {}),
+        Box::new(day17::Day17 {}),
+        // Box::new(day18::Day18 {}),
+        // Box::new(day19::Day19 {}),
+        // Box::new(day20::Day20 {}),
+        // Box::new(day21::Day21 {}),
+        // Box::new(day22::Day22 {}),
+        // Box::new(day23::Day23 {}),
+        // Box::new(day24::Day24 {}),
+        // Box::new(day25::Day25 {}),
+    ];
 
-fn main() -> Result<(), Box<dyn Error>>{
-    // Day 1
-    let day01 = day01::Day01{};
-    println!("Day01 Part1 Test: {}", day01.part1(get_input(day01.get_day(), utils::InputType::Test)?.as_mut())?);
-    println!("Day01 Part1 Result: {}", day01.part1(get_input(day01.get_day(), utils::InputType::Actual)?.as_mut())?);
+    let mut t = vec![];
 
+    // Run through and generate solutions
+    for day in days.leak() {
+        let task = tokio::spawn(async { day.run().unwrap() });
+        t.push(task);
+    }
+
+    let start_time = SystemTime::now();
+
+    let mut days = vec![];
+    for thread in t {
+        days.push(thread.await?);
+    }
+
+    for day in days {
+        println!("========= Day {} ==========", day.day);
+        println!("Part1 Result: {}", day.part1);
+        println!("Part2 Result: {}", day.part2);
+        println!("========= {}ms =========\n", day.time.as_millis());
+    }
+
+    println!(
+        "Ran AoC 2023 in {}ms",
+        SystemTime::now().duration_since(start_time)?.as_millis()
+    );
     Ok(())
 }

src/solutions/day01.rs

@@ -1,7 +1,22 @@
-use super::dayxx::Solution;
-use regex::Regex;
+use super::Solution;
+use fancy_regex::Regex;
+use std::str::FromStr;
+use strum_macros::EnumString;
 
-const REG: &str = r#"[0-9]"#;
+#[allow(non_camel_case_types)]
+#[derive(EnumString)]
+enum WrittenNumbers {
+    zero = 0,
+    one = 1,
+    two = 2,
+    three = 3,
+    four = 4,
+    five = 5,
+    six = 6,
+    seven = 7,
+    eight = 8,
+    nine = 9,
+}
 
 pub struct Day01 {}
 
@@ -9,10 +24,11 @@ impl Solution for Day01 {
     fn part1(
         &self,
         input: &mut Vec<String>,
-    ) -> Result<Box<dyn std::fmt::Display>, Box<dyn std::error::Error>> {
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        const REG: &str = r#"[0-9]"#;
         let mut total: u32 = 0;
         for line in input {
-            total += self.regex_get_num(line);
+            total += self.regex_get_num(REG, line)?;
         }
 
         Ok(Box::new(total))
@@ -21,8 +37,14 @@ impl Solution for Day01 {
     fn part2(
         &self,
         input: &mut Vec<String>,
-    ) -> Result<Box<dyn std::fmt::Display>, Box<dyn std::error::Error>> {
-        Ok(Box::new(0))
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        const REG: &str = r#"[0-9]|one|two|three|four|five|six|seven|eight|nine"#;
+        let mut total: u32 = 0;
+        for line in input {
+            total += self.regex_get_num(REG, line)?;
+        }
+
+        Ok(Box::new(total))
     }
 
     fn get_day(&self) -> u8 {
@@ -31,18 +53,86 @@ impl Solution for Day01 {
 }
 
 impl Day01 {
-    fn regex_get_num(&self, input: &mut String) -> u32 {
-        let re = Regex::new(REG).unwrap();
+    fn regex_get_num(
+        &self,
+        regex: &str,
+        input: &mut String,
+    ) -> Result<u32, Box<dyn std::error::Error>> {
+        let re = Regex::new(regex).unwrap();
+
+        // Really don't like this :(
+        let input = input.replace("oneight", "oneeight");
+        let input = input.replace("threeight", "threeeight");
+        let input = input.replace("fiveight", "fiveeight");
+        let input = input.replace("nineight", "nineeight");
+        let input = input.replace("twone", "twoone");
+        let input = input.replace("sevenine", "sevennine");
+        let input = input.replace("eightwo", "eighttwo");
 
         // Get all single digits out of string
-        let matches: Vec<u32> = re
-            .find_iter(input)
-            .map(|m| m.as_str().parse::<u32>().unwrap_or_default())
-            .collect();
+        let matches: Vec<&str> = re.find_iter(&input).map(|m| m.unwrap().as_str()).collect();
 
-        let mut num: u32 = matches.first().unwrap_or(&0) * 10;
-        num += matches.last().unwrap_or(&0);
+        // Convert everything to a number
+        let mut nums: Vec<u32> = vec![];
+        for m in matches.clone() {
+            match Day01::convert_written_number(m) {
+                Some(n) => nums.push(n),
+                None => nums.push(m.parse::<u32>()?),
+            }
+        }
 
-        num
+        // First number represents the tens, second represents the ones
+        let mut num: u32 = nums.first().unwrap_or(&0) * 10;
+        num += nums.last().unwrap_or(&0);
+
+        Ok(num)
+    }
+
+    fn convert_written_number(number_str: &str) -> Option<u32> {
+        match WrittenNumbers::from_str(number_str) {
+            Ok(number) => Some(number as u32),
+            Err(_) => None,
+        }
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day01::Day01 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "142");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day01::Day01 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "281");
     }
 }

src/solutions/day02.rs

@@ -0,0 +1,144 @@
+use std::collections::HashMap;
+
+use super::Solution;
+
+use fancy_regex::Regex;
+
+pub struct Day02 {}
+
+impl Solution for Day02 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        // Read games
+        // Parse into regex with colour to get the number of colours for each game
+        // Create an is Game Valid function
+
+        let colour_max: HashMap<&str, u32> =
+            HashMap::from([("red", 12), ("green", 13), ("blue", 14)]);
+
+        let mut ans = 0;
+
+        for game in input.iter().enumerate() {
+            if self.is_game_valid(game.1, &colour_max)? {
+                ans += game.0 + 1
+            }
+        }
+        Ok(Box::new(ans))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut power = 0u32;
+        for game in input.iter().enumerate() {
+            let mut min_count: HashMap<&str, u32> =
+                HashMap::from([("red", 0), ("green", 0), ("blue", 0)]);
+
+            let hands = game.1.split(';');
+
+            // Look at each time a handful is pulled out
+            for run in hands {
+                // Find the max number of instances of a given colour in a run
+                for colour in &mut min_count {
+                    let num_cubes = self.get_num_cubes(run, colour.0)?;
+                    if !num_cubes.is_empty() && num_cubes[0] > *colour.1 {
+                        //Update with the new max
+                        *colour.1 = num_cubes[0];
+                    }
+                }
+            }
+
+            // Calculate the power for this given game
+            let mut game_power = 1u32;
+            for colour in &min_count {
+                game_power *= *colour.1;
+            }
+
+            // Combine to formt he total power
+            power += game_power;
+        }
+        Ok(Box::new(power))
+    }
+
+    fn get_day(&self) -> u8 {
+        2
+    }
+}
+
+impl Day02 {
+    fn is_game_valid(
+        &self,
+        input: &str,
+        colour_max: &HashMap<&'static str, u32>,
+    ) -> Result<bool, Box<dyn std::error::Error>> {
+        for colour in colour_max {
+            let nums = self.get_num_cubes(input, colour.0)?;
+            for num in nums {
+                if num > *colour.1 {
+                    return Ok(false);
+                }
+            }
+        }
+
+        Ok(true)
+    }
+
+    fn get_num_cubes(
+        &self,
+        input: &str,
+        colour: &str,
+    ) -> Result<Vec<u32>, Box<dyn std::error::Error>> {
+        let re = Regex::new(format!("[0-9]+(?= {})", colour).as_str())?;
+
+        // Get the numbers correlating to a given colour and combine
+        let nums: Vec<u32> = re
+            .find_iter(input)
+            .map(|c| c.unwrap().as_str().parse::<u32>().unwrap_or(0))
+            .collect();
+        Ok(nums)
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day02::Day02 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "8");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day02::Day02 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "2286");
+    }
+}

src/solutions/day03.rs

@@ -0,0 +1,141 @@
+use std::collections::HashMap;
+
+use super::Solution;
+
+pub struct Day03 {}
+
+impl Solution for Day03 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        // Get data into a byte array
+        let lines = input.iter().map(|s| s.as_bytes()).collect::<Vec<_>>();
+        let mut symbols: HashMap<(usize, usize, char), Vec<usize>> = HashMap::new();
+
+        // Get the valid numbers from the input
+        self.map_valid_nums(&lines, &mut symbols)?;
+
+        let ans: usize = symbols.values().flatten().sum();
+        Ok(Box::new(ans))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        // Get data into a byte array
+        let lines = input.iter().map(|s| s.as_bytes()).collect::<Vec<_>>();
+        let mut symbols: HashMap<(usize, usize, char), Vec<usize>> = HashMap::new();
+
+        // Get the valid numbers from the input
+        self.map_valid_nums(&lines, &mut symbols)?;
+
+        let ans: usize = symbols
+            .iter()
+            .filter(|(&(_, _, s), v)| s == '*' && v.len() == 2)
+            .map(|(_, v)| v[0] * v[1])
+            .sum();
+        Ok(Box::new(ans))
+    }
+
+    fn get_day(&self) -> u8 {
+        3
+    }
+}
+
+impl Day03 {
+    fn map_valid_nums(
+        &self,
+        lines: &Vec<&[u8]>,
+        symbols: &mut HashMap<(usize, usize, char), Vec<usize>>,
+    ) -> Result<(), Box<dyn std::error::Error>> {
+        for (i, line) in lines.iter().enumerate() {
+            let mut c = 0;
+
+            while c < line.len() {
+                let (start, mut symbol) = (c, None);
+
+                while c < line.len() && line[c].is_ascii_digit() {
+                    // Coordinate deltas for adjacent checks
+                    for (drow, dcol) in [
+                        (-1, -1),
+                        (-1, 0),
+                        (-1, 1),
+                        (0, -1),
+                        (0, 1),
+                        (1, -1),
+                        (1, 0),
+                        (1, 1),
+                    ] {
+                        let (row, column) =
+                            ((i as i32 + drow) as usize, (c as i32 + dcol) as usize);
+
+                        // Get symbol at adjacent row
+                        let Some(&s) = lines.get(row).and_then(|l| l.get(column)) else {
+                            continue;
+                        };
+
+                        if s != b'.' && !s.is_ascii_digit() {
+                            symbol = Some((column, row, s as char));
+                            break;
+                        }
+                    }
+                    c += 1;
+                }
+
+                if start < c {
+                    if let Some(symbol) = symbol {
+                        let num = line[start..c]
+                            .iter()
+                            .fold(0, |n, c| n * 10 + (c - b'0') as usize);
+                        symbols.entry(symbol).or_default().push(num)
+                    }
+                }
+                c += 1;
+            }
+        }
+        Ok(())
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day03::Day03 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "4361");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day03::Day03 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "467835");
+    }
+}

src/solutions/day04.rs

@@ -0,0 +1,127 @@
+use std::collections::HashMap;
+
+use super::Solution;
+
+pub struct Day04 {}
+
+impl Solution for Day04 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        // Remove Card XXX: at start
+        let cards: Vec<&str> = input.iter().map(|c| c.split(':').last().unwrap()).collect();
+        let mut ans = 0;
+
+        for card in cards {
+            let winning_nums = self.get_count_winning_numbers(card)?;
+            if winning_nums > 0 {
+                ans += 2u32.pow((winning_nums - 1) as u32);
+            }
+        }
+        Ok(Box::new(ans))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        // Remove Card XXX: at start and append card index
+        let cards: Vec<(usize, &str)> = input
+            .iter()
+            .map(|c| c.split(':').last().unwrap())
+            .enumerate()
+            .collect();
+
+        let mut copy_counts: Vec<u32> = vec![1; cards.len()];
+
+        for (i, card) in cards.iter() {
+            // Create a container for the cards
+
+            // Check if we are looking at a winning card
+            let winning_nums = self.get_count_winning_numbers(card)?;
+            if winning_nums == 0 {
+                continue;
+            }
+
+            // We have a winning card... add the next cards resulting * num of current card
+            for j in 0..winning_nums {
+                // Don't let us add cards that aren't available
+                copy_counts[*i + j + 1] += copy_counts[*i];
+            }
+        }
+
+        Ok(Box::new(copy_counts.iter().sum::<u32>()))
+    }
+
+    fn get_day(&self) -> u8 {
+        4
+    }
+}
+
+impl Day04 {
+    fn get_count_winning_numbers(&self, card: &str) -> Result<usize, Box<dyn std::error::Error>> {
+        let mut winning_numbers: HashMap<u32, bool> = HashMap::new();
+        let mut sep_found = false;
+        let mut card_nums = vec![];
+
+        for num in card.split_whitespace() {
+            // Are we after the |
+            if num == "|" {
+                sep_found = true;
+                continue;
+            }
+            let num = num.parse::<u32>()?;
+
+            if sep_found {
+                if winning_numbers.contains_key(&num) {
+                    card_nums.push(num);
+                }
+            } else {
+                winning_numbers.insert(num, true);
+            }
+        }
+        Ok(card_nums.len())
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day04::Day04 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "13");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day04::Day04 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "30");
+    }
+}

src/solutions/day05.rs

@@ -0,0 +1,145 @@
+use super::Solution;
+use itertools::Itertools;
+
+pub struct Day05 {}
+
+impl Solution for Day05 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let (seeds, maps) = self.get_mappings(input)?;
+        let locations = maps.iter().fold(seeds, |seeds, mappings| {
+            seeds
+                .iter()
+                .map(|&seed| {
+                    mappings
+                        .iter()
+                        .find(|&&(_, src, range)| (src..src + range).contains(&seed))
+                        .map(|(dst, src, _)| dst + seed - src)
+                        .unwrap_or(seed)
+                })
+                .collect()
+        });
+        Ok(Box::new(*locations.iter().min().unwrap()))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let (seeds, maps) = self.get_mappings(input)?;
+
+        let seeds = seeds
+            .iter()
+            .tuples()
+            .map(|(&a, len)| (a, a + len))
+            .collect::<Vec<_>>();
+        let locations = maps.iter().fold(seeds, |seeds, mappings| {
+            seeds
+                .iter()
+                .flat_map(|&(start, end)| {
+                    let mut mapped = Vec::new();
+                    let mut unmapped = vec![(start, end)];
+                    for &(dst, src, len) in mappings {
+                        let mut m = Vec::new();
+                        for (start, end) in unmapped {
+                            let a = (start, end.min(src));
+                            let b = (start.max(src), (src + len).min(end));
+                            let c = ((src + len).max(start), end);
+                            if a.0 < a.1 {
+                                m.push(a);
+                            }
+                            if b.0 < b.1 {
+                                mapped.push((b.0 - src + dst, b.1 - src + dst));
+                            }
+                            if c.0 < c.1 {
+                                m.push(c);
+                            }
+                        }
+                        unmapped = m;
+                    }
+                    mapped.extend(unmapped);
+                    mapped
+                })
+                .collect()
+        });
+        Ok(Box::new(locations.iter().map(|&(s, _)| s).min().unwrap()))
+    }
+
+    fn get_day(&self) -> u8 {
+        5
+    }
+}
+
+impl Day05 {
+    fn get_mappings(
+        &self,
+        input: &Vec<String>,
+    ) -> Result<(Vec<usize>, Vec<Vec<(usize, usize, usize)>>), Box<dyn std::error::Error>> {
+        let seeds: Vec<usize> = input[0]
+            .split_whitespace()
+            .skip(1)
+            .map(|s| s.parse().unwrap())
+            .collect::<Vec<_>>();
+
+        let maps: Vec<Vec<(usize, usize, usize)>> = input[2..input.len()]
+            .join("\n")
+            .split("\n\n")
+            .map(|s| {
+                s.split('\n')
+                    .skip(1)
+                    .map(|l| {
+                        l.split_whitespace()
+                            .map(|s| s.parse().unwrap())
+                            .collect_tuple()
+                            .unwrap()
+                    })
+                    .collect::<Vec<_>>()
+            })
+            .collect::<Vec<_>>();
+
+        Ok((seeds, maps))
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day05::Day05 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "35");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day05::Day05 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "46");
+    }
+}

src/solutions/day06.rs

@@ -0,0 +1,112 @@
+use super::Solution;
+
+pub struct Day06 {}
+
+impl Solution for Day06 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let times: Vec<u64> = input[0]
+            .split_whitespace()
+            .skip(1)
+            .map(|t| t.parse().unwrap())
+            .collect();
+
+        let distances: Vec<u64> = input[1]
+            .split_whitespace()
+            .skip(1)
+            .map(|d| d.parse().unwrap())
+            .collect();
+
+        Ok(Box::new(self.num_winning_races(&times, &distances)?))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let times = vec![input[0]
+            .split(':')
+            .nth(1)
+            .unwrap()
+            .replace(' ', "")
+            .parse::<u64>()?];
+
+        let distances = vec![input[1]
+            .split(':')
+            .nth(1)
+            .unwrap()
+            .replace(' ', "")
+            .parse::<u64>()?];
+
+        Ok(Box::new(self.num_winning_races(&times, &distances)?))
+    }
+
+    fn get_day(&self) -> u8 {
+        6
+    }
+}
+
+impl Day06 {
+    fn num_winning_races(
+        &self,
+        times: &Vec<u64>,
+        distances: &Vec<u64>,
+    ) -> Result<u32, Box<dyn std::error::Error>> {
+        let mut beats = vec![];
+        for (time, record) in times.iter().zip(distances.iter()) {
+            let mut count: u32 = 0;
+            for hold in 0..*time {
+                let dist = (hold) * (time - hold);
+                if dist > *record {
+                    count += 1;
+                }
+            }
+            beats.push(count);
+        }
+
+        Ok(beats.iter().product::<u32>())
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day06::Day06 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "288");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day06::Day06 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "71503");
+    }
+}

src/solutions/day07.rs

@@ -0,0 +1,245 @@
+use std::collections::HashMap;
+
+use super::Solution;
+
+pub struct Day07 {}
+
+#[derive(Debug, Eq, PartialEq)]
+enum Hands {
+    HC = 1,
+    OP,
+    TP,
+    ThreeOAK,
+    FH,
+    FourOAK,
+    FiveOAK,
+}
+
+impl Solution for Day07 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let hands = self.get_hands_from_string(input, false)?;
+        let mut totals = vec![];
+
+        for hand in hands.iter() {
+            totals.push((hand.0.clone(), hand.1, self.get_hand_type(&hand.0)? as u32));
+        }
+
+        totals.sort_by(|a, b| {
+            if a.2 == b.2 {
+                a.0.partial_cmp(&b.0).unwrap()
+            } else {
+                a.2.cmp(&{ b.2 })
+            }
+        });
+
+        let mut score: u64 = 0;
+        for (i, cards) in totals.iter().enumerate() {
+            score += (cards.1 * (i + 1) as u32) as u64;
+        }
+        Ok(Box::new(score))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let hands = self.get_hands_from_string(input, true)?;
+        let mut totals = vec![];
+
+        for hand in hands.iter() {
+            let adapted_hand = self.replace_wildcard(&hand.0)?;
+            totals.push((
+                hand.0.clone(),
+                hand.1,
+                self.get_hand_type(&adapted_hand)? as u32,
+            ));
+        }
+
+        totals.sort_by(|a, b| {
+            if a.2 == b.2 {
+                a.0.partial_cmp(&b.0).unwrap()
+            } else {
+                a.2.cmp(&{ b.2 })
+            }
+        });
+
+        let mut score: u64 = 0;
+        for (i, cards) in totals.iter().enumerate() {
+            score += (cards.1 * (i + 1) as u32) as u64;
+        }
+        Ok(Box::new(score))
+    }
+
+    fn get_day(&self) -> u8 {
+        7
+    }
+}
+
+impl Day07 {
+    fn get_hands_from_string(
+        &self,
+        input: &mut Vec<String>,
+        wildcard: bool,
+    ) -> Result<Vec<(Vec<u32>, u32)>, Box<dyn std::error::Error>> {
+        let mut hands = vec![];
+
+        // Get the string from each line and split into hand and stake
+        for hand in input {
+            let (card, mut stake) = hand.split_at(5);
+            stake = stake.trim();
+
+            let mut hand = vec![];
+            for i in card.chars() {
+                hand.push(match i {
+                    'T' => 10,
+                    'J' => {
+                        if wildcard {
+                            0
+                        } else {
+                            11
+                        }
+                    }
+                    'Q' => 12,
+                    'K' => 13,
+                    'A' => 14,
+                    _ => i.to_digit(10).unwrap(),
+                });
+            }
+
+            hands.push((hand, stake.parse()?));
+            // hands.push((hand.iter().rev().map(|c| *c).collect(), stake.parse()?));
+        }
+        Ok(hands)
+    }
+
+    fn get_hand_type(&self, hand: &Vec<u32>) -> Result<Hands, Box<dyn std::error::Error>> {
+        let mut map_cards = HashMap::new();
+
+        for c in hand {
+            map_cards.entry(c).and_modify(|c| *c += 1).or_insert(1u32);
+        }
+
+        let mut counts: Vec<&u32> = map_cards.values().collect();
+        counts.sort();
+
+        // If there is a single key in the map we have 5OAK
+        if map_cards.len() == 1 {
+            return Ok(Hands::FiveOAK);
+        }
+
+        // 4OAK
+        // Full House
+        if map_cards.len() == 2 {
+            // 4OAK
+            if *counts[1] == 4u32 {
+                return Ok(Hands::FourOAK);
+            }
+            return Ok(Hands::FH);
+        }
+
+        if map_cards.len() == 3 {
+            // 3OAK
+            if *counts[2] == 3 {
+                return Ok(Hands::ThreeOAK);
+            }
+
+            // Two Pair
+            return Ok(Hands::TP);
+        }
+
+        // One Pair
+        if map_cards.len() == 4 {
+            return Ok(Hands::OP);
+        }
+
+        // High Card
+        Ok(Hands::HC)
+    }
+
+    fn replace_wildcard<'a>(
+        &self,
+        input: &Vec<u32>,
+    ) -> Result<Vec<u32>, Box<dyn std::error::Error>> {
+        let mut map_cards = HashMap::new();
+
+        for c in input.iter() {
+            map_cards.entry(c).and_modify(|c| *c += 1).or_insert(1u32);
+        }
+
+        // Get the wildcard count from the map and replace with the most common card
+        let wc_count = *map_cards.get(&0).unwrap_or(&0);
+
+        // Remove wildcards as we have already
+        map_cards.remove_entry(&0);
+
+        // Find the maximum frequency
+        let max_frequency = map_cards.values().cloned().max().unwrap_or(0);
+
+        // Filter numbers with the maximum frequency
+        let most_frequenct_cards: Vec<u32> = map_cards
+            .clone()
+            .into_iter()
+            .filter(|&(_, frequency)| frequency == max_frequency)
+            .map(|(number, _)| *number)
+            .collect::<Vec<u32>>();
+
+        if most_frequenct_cards.is_empty() {
+            return Ok(input.clone());
+        }
+
+        map_cards.entry(&most_frequenct_cards[0]).and_modify(|v| {
+            *v += wc_count;
+        });
+
+        let result: Vec<u32> = map_cards
+            .into_iter()
+            .flat_map(|(key, count)| vec![*key; count as usize])
+            .collect();
+
+        Ok(result)
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day07::Day07 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "6440");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day07::Day07 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "5905");
+    }
+}

src/solutions/day08.rs

@@ -0,0 +1,160 @@
+use std::collections::HashMap;
+
+use crate::utils::{self};
+
+use super::Solution;
+
+pub struct Day08 {}
+
+impl Solution for Day08 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let instructions: String = input[0].clone();
+        let mut map: HashMap<String, (String, String)> = HashMap::new();
+
+        self.populate_map(&input[2..input.len()], &mut map)?;
+
+        Ok(Box::new(self.traverse_to_end(
+            &"AAA".to_owned(),
+            &"ZZZ".to_owned(),
+            &instructions,
+            &map,
+        )?))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let instructions: String = input[0].clone();
+
+        let mut map: HashMap<String, (String, String)> = HashMap::new();
+        self.populate_map(&input[2..input.len()], &mut map)?;
+
+        let mut start_points = vec![];
+        for route in &input[2..input.len()] {
+            if route.as_bytes()[2] as char == 'A' {
+                start_points.push(route.split_at(3).0.to_owned());
+            }
+        }
+
+        let mut count = vec![];
+
+        for start in start_points {
+            count.push(self.traverse_to_end(&start, &"Z".to_owned(), &instructions, &map)?);
+        }
+
+        let lcm = count
+            .iter()
+            .fold(1u64, |acc, x| -> u64 { utils::lcm(acc, *x as u64) });
+
+        Ok(Box::new(lcm))
+    }
+
+    fn get_day(&self) -> u8 {
+        8
+    }
+}
+
+impl Day08 {
+    /// Given a string in the format XXX = (XXX, XXX), will populate a map witht he Xs
+    /// To create a way of traversing the route
+    fn populate_map<'a>(
+        &self,
+        input: &[String],
+        map: &mut HashMap<String, (String, String)>,
+    ) -> Result<(), Box<dyn std::error::Error>> {
+        for p in input {
+            let mut x = p.split('=');
+
+            let key = x.nth(0).unwrap().trim().to_owned();
+            let (l, r) = x.nth(0).unwrap().split_at(6);
+            map.insert(
+                key,
+                (
+                    l.to_owned().replace([',', '('], "").trim().to_owned(),
+                    r.trim().to_owned().replace(')', ""),
+                ),
+            );
+        }
+
+        Ok(())
+    }
+
+    /// Function to traverse the map going left and right based on given instructions
+    fn traverse_to_end(
+        &self,
+        start: &String,
+        end: &String,
+        // detect_cycles: bool,
+        instructions: &String,
+        map: &HashMap<String, (String, String)>,
+    ) -> Result<u32, Box<dyn std::error::Error>> {
+        let mut count = 0u32;
+        let mut current = map.get(start).unwrap();
+        let mut found = false;
+
+        while !found {
+            for i in instructions.chars() {
+                count += 1;
+                let next: &String;
+                match i {
+                    'L' => next = &current.0,
+                    'R' => next = &current.1,
+                    _ => {
+                        continue;
+                    }
+                }
+                if next.ends_with(end) {
+                    found = true;
+                    break;
+                }
+                current = map.get(next).unwrap();
+            }
+        }
+        Ok(count)
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day08::Day08 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "6");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day08::Day08 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "6");
+    }
+}

src/solutions/day09.rs

@@ -0,0 +1,138 @@
+use super::Solution;
+
+pub struct Day09 {}
+
+impl Solution for Day09 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let series_collection = self.get_series(input)?;
+        Ok(Box::new(self.sum_extrapolated(&series_collection, true)?))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let series_collection = self.get_series(input)?;
+        Ok(Box::new(self.sum_extrapolated(&series_collection, false)?))
+    }
+
+    fn get_day(&self) -> u8 {
+        9
+    }
+}
+
+impl Day09 {
+    /// Takes a vec of strings and returns a Vec of series of numbers
+    fn get_series(&self, input: &Vec<String>) -> Result<Vec<Vec<i32>>, Box<dyn std::error::Error>> {
+        let mut series = vec![];
+        for s in input.iter() {
+            series.push(
+                s.split_whitespace()
+                    .map(|n| n.parse::<i32>().unwrap())
+                    .collect(),
+            );
+        }
+        Ok(series)
+    }
+
+    /// Returns the sum ov extrapolated values either to the left or the right of the initial series
+    fn sum_extrapolated(
+        &self,
+        series_collection: &Vec<Vec<i32>>,
+        forwards: bool,
+    ) -> Result<i32, Box<dyn std::error::Error>> {
+        let mut ans = 0i32;
+
+        for series in series_collection {
+            let mut differences = vec![series.clone()];
+
+            // Keep finding differences until we have a consistent difference of 0
+            while differences
+                .last()
+                .unwrap()
+                .iter()
+                .map(|v| v.abs())
+                .sum::<i32>()
+                != 0i32
+            {
+                differences.push(
+                    differences
+                        .last()
+                        .unwrap()
+                        .windows(2)
+                        .map(|w| w[1] - w[0])
+                        .collect::<Vec<i32>>(),
+                );
+            }
+
+            if forwards {
+                // Sum all of the last values in each row to get next num
+                ans += differences
+                    .iter()
+                    .map(|s| *s.last().unwrap())
+                    .collect::<Vec<i32>>()
+                    .iter()
+                    .sum::<i32>();
+            } else {
+                // Scale backwards down the heap to find the previous number in each sequence
+                let mut next = 0i32;
+                differences
+                    .iter()
+                    .rev()
+                    .map(|s| *s.first().unwrap())
+                    .collect::<Vec<i32>>()
+                    .iter()
+                    .for_each(|v| {
+                        next = v - next;
+                    });
+                ans += next;
+            }
+        }
+
+        Ok(ans)
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day09::Day09 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "114");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day09::Day09 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "2");
+    }
+}

src/solutions/day10.rs

@@ -0,0 +1,177 @@
+use super::Solution;
+
+use hashbrown::HashSet;
+
+pub struct Day10 {}
+
+impl Solution for Day10 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let (start, mut graph) = self.generate_graph(input);
+        let pipe_loop = self.generate_loop(start, &mut graph)?;
+        Ok(Box::new(pipe_loop.len() / 2))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut ans = 0usize;
+
+        let (start, mut graph) = self.generate_graph(input);
+        let pipe_loop = self.generate_loop(start, &mut graph)?;
+
+        for r in 0..graph.len() {
+            let mut inside = false;
+            for c in 0..graph[0].len() {
+                if !pipe_loop.contains(&(r, c)) {
+                    ans += inside as usize;
+                } else if graph[r][c][0] {
+                    inside = !inside;
+                }
+            }
+        }
+        Ok(Box::new(ans))
+    }
+
+    fn get_day(&self) -> u8 {
+        10
+    }
+}
+
+impl Day10 {
+    /// Traces the graph and populates a hashset with
+    /// loops present within the connections
+    fn find_loop(
+        &self,
+        graph: &[Vec<[bool; 4]>],
+        start: (usize, usize),
+    ) -> Option<HashSet<(usize, usize)>> {
+        let (mut r, mut c) = start;
+        let mut d = graph[r][c].iter().position(|&d| d).unwrap();
+        let mut seen = HashSet::new();
+        loop {
+            if !seen.insert((r, c)) {
+                break Some(seen);
+            }
+            let came_from = match d {
+                0 => {
+                    r -= 1;
+                    2
+                }
+                1 => {
+                    c += 1;
+                    3
+                }
+                2 => {
+                    r += 1;
+                    0
+                }
+                3 => {
+                    c -= 1;
+                    1
+                }
+                _ => unreachable!(),
+            };
+            if !graph[r][c][came_from] {
+                break None;
+            }
+            d = (0..4).find(|&i| i != came_from && graph[r][c][i]).unwrap();
+        }
+    }
+
+    /// Retruns all of the connections around a given tile
+    fn connections(&self, tile: u8) -> [bool; 4] {
+        match tile {
+            //      [   up, right,  down,  left]
+            b'|' => [true, false, true, false],
+            b'-' => [false, true, false, true],
+            b'L' => [true, true, false, false],
+            b'J' => [true, false, false, true],
+            b'7' => [false, false, true, true],
+            b'F' => [false, true, true, false],
+            _ => [false, false, false, false],
+        }
+    }
+
+    /// Fucntion to generate a graph of all of the connections of the the nodes
+    fn generate_graph(&self, input: &mut Vec<String>) -> ((usize, usize), Vec<Vec<[bool; 4]>>) {
+        let mut start = (0, 0);
+        let graph = input
+            .iter()
+            .enumerate()
+            .map(|(r, line)| {
+                line.bytes()
+                    .enumerate()
+                    .map(|(c, tile)| {
+                        if tile == b'S' {
+                            start = (r, c);
+                        }
+                        self.connections(tile)
+                    })
+                    .collect::<Vec<_>>()
+            })
+            .collect::<Vec<_>>();
+
+        (start, graph)
+    }
+
+    /// Function that generates the a hashset of the loops in the graph
+    fn generate_loop(
+        &self,
+        start: (usize, usize),
+        graph: &mut [Vec<[bool; 4]>],
+    ) -> Result<HashSet<(usize, usize)>, Box<dyn std::error::Error>> {
+        let pipe_loop = "J|-L7F"
+            .bytes()
+            .find_map(|start_tile| {
+                graph[start.0][start.1] = self.connections(start_tile);
+                self.find_loop(graph, start)
+            })
+            .unwrap();
+        Ok(pipe_loop)
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day10::Day10 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "8");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day10::Day10 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "8");
+    }
+}

src/solutions/day11.rs

@@ -0,0 +1,125 @@
+use super::Solution;
+
+use itertools::Itertools;
+
+pub struct Day11 {}
+
+impl Solution for Day11 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let (universe, mut galaxy) = self.get_universe(input);
+
+        Ok(Box::new(self.get_distance(&universe, &mut galaxy, 2)))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let (universe, mut galaxy) = self.get_universe(input);
+
+        Ok(Box::new(self.get_distance(
+            &universe,
+            &mut galaxy,
+            1_000_000,
+        )))
+    }
+
+    fn get_day(&self) -> u8 {
+        11
+    }
+}
+
+impl Day11 {
+    fn get_universe<'a>(&'a self, input: &'a Vec<String>) -> (Vec<&'a [u8]>, Vec<(usize, usize)>) {
+        let universes = input.iter().map(|r| r.as_bytes()).collect::<Vec<_>>();
+
+        // Use the cartesian product between X and Y, (Y, X), to plot coords of galaxies
+        let galaxies = (0..universes.len())
+            .cartesian_product(0..universes[0].len())
+            .filter(|(y, x)| universes[*y][*x] == b'#')
+            .collect::<Vec<_>>();
+
+        (universes, galaxies)
+    }
+
+    fn get_distance(
+        &self,
+        universe: &Vec<&[u8]>,
+        galaxies: &mut Vec<(usize, usize)>,
+        expansion: usize,
+    ) -> usize {
+        let (rows, cols) = (universe.len(), universe[0].len());
+
+        let empty_rows = (0..rows).filter(|row| universe[*row].iter().all(|p| *p == b'.'));
+        let empty_cols = (0..cols).filter(|col| (0..rows).all(|row| universe[row][*col] == b'.'));
+
+        for row in empty_rows.rev() {
+            for galaxy in galaxies.iter_mut() {
+                // Increase distance between galaxies by 1 for each empty row they cross
+                if galaxy.0 > row {
+                    galaxy.0 += expansion - 1;
+                }
+            }
+        }
+
+        for col in empty_cols.rev() {
+            for galaxy in galaxies.iter_mut() {
+                // Increase distance between galaxies by 1 for each empty column they cross
+                if galaxy.1 > col {
+                    galaxy.1 += expansion - 1;
+                }
+            }
+        }
+
+        // get a vector of x, y distances between each galaxy
+        galaxies
+            .iter()
+            .tuple_combinations()
+            .map(|(g1, g2)| g1.0.abs_diff(g2.0) + g1.1.abs_diff(g2.1))
+            .sum()
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day11::Day11 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "374");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day11::Day11 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "82000210");
+    }
+}

src/solutions/day12.rs

@@ -0,0 +1,147 @@
+use std::collections::HashMap;
+
+use super::Solution;
+
+pub struct Day12 {}
+
+impl Solution for Day12 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut ans = 0usize;
+        for s in input {
+            let springs = s.split_whitespace().nth(0).unwrap().to_owned();
+            let nums = s
+                .split_whitespace()
+                .nth(1)
+                .unwrap()
+                .split(',')
+                .map(|n| n.parse::<usize>().unwrap())
+                .collect::<Vec<_>>();
+
+            ans += self.solve(springs.as_bytes(), None, &nums, &mut HashMap::new());
+        }
+        Ok(Box::new(ans))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        for l in input.iter_mut() {
+            let (s, n) = l.split_once(' ').unwrap();
+            *l = format!("{s}?{s}?{s}?{s}?{s} {n},{n},{n},{n},{n}\n");
+        }
+
+        let mut ans = 0usize;
+        for s in input {
+            let springs = s.split_whitespace().nth(0).unwrap().to_owned();
+            let nums = s
+                .split_whitespace()
+                .nth(1)
+                .unwrap()
+                .split(',')
+                .map(|n| n.parse::<usize>().unwrap())
+                .collect::<Vec<_>>();
+
+            ans += self.solve(springs.as_bytes(), None, &nums, &mut HashMap::new());
+        }
+        Ok(Box::new(ans))
+    }
+
+    fn get_day(&self) -> u8 {
+        12
+    }
+}
+
+impl Day12 {
+    /// recursively counts the number of permutations of spring we could get from
+    /// the splits specified in 'nums'
+    fn solve<'a, 'b>(
+        &self,
+        s: &'a [u8],
+        in_group: Option<usize>,
+        cons: &'b [usize],
+        map: &mut HashMap<(&'a [u8], Option<usize>, &'b [usize]), usize>,
+    ) -> usize {
+        if s.is_empty() {
+            return match in_group {
+                Some(n) if cons == &[n] => 1,
+                None if cons.is_empty() => 1,
+                _ => 0,
+            };
+        }
+
+        // Check for a cache hit
+        if s[0] == b'?' {
+            if let Some(result) = map.get(&(s, in_group, cons)) {
+                return *result;
+            }
+        }
+
+        // Resursively match based on the whether we are in a block and/or we have spaces left to fill
+        let ans = match (s[0], in_group, cons) {
+            (b'.', None, _) | (b'?', None, []) => self.solve(&s[1..], None, cons, map),
+            (b'.' | b'?', Some(n), [e, ..]) if n == *e => {
+                self.solve(&s[1..], None, &cons[1..], map)
+            }
+            (b'#' | b'?', Some(n), [e, ..]) if n < *e => {
+                self.solve(&s[1..], Some(n + 1), cons, map)
+            }
+            (b'#', None, [_, ..]) => self.solve(&s[1..], Some(1), cons, map),
+            (b'?', None, _) => {
+                self.solve(&s[1..], None, cons, map) + self.solve(&s[1..], Some(1), cons, map)
+            }
+            _ => 0,
+        };
+
+        // Store in cache
+        if s[0] == b'?' {
+            map.insert((s, in_group, cons), ans);
+        }
+
+        ans
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day12::Day12 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "21");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day12::Day12 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "525152");
+    }
+}

src/solutions/day13.rs

@@ -0,0 +1,126 @@
+use itertools::Itertools;
+
+use super::Solution;
+
+pub struct Day13 {}
+
+impl Solution for Day13 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let binding = input.clone().iter().join("\n");
+        let grids = binding
+            .split("\n\n")
+            .map(|s| s.split('\n').map(|l| l.as_bytes()).collect::<Vec<_>>())
+            .collect::<Vec<_>>();
+
+        Ok(Box::new(self.solve(&grids, 0)))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let binding = input.clone().iter().join("\n");
+        let grids = binding
+            .split("\n\n")
+            .map(|s| s.split('\n').map(|l| l.as_bytes()).collect::<Vec<_>>())
+            .collect::<Vec<_>>();
+
+        Ok(Box::new(self.solve(&grids, 1)))
+    }
+
+    fn get_day(&self) -> u8 {
+        13
+    }
+}
+
+impl Day13 {
+    // Finds the index of the column where the reflection is located
+    fn find_col_reflection(&self, grid: &[&[u8]], limit: usize) -> Option<usize> {
+        (0..grid[0].len() - 1).find(|&c| {
+            let incorrect = (0..=c.min(grid[0].len() - c - 2))
+                .map(|dc| {
+                    let a = c - dc;
+                    let b = c + 1 + dc;
+                    (0..grid.len())
+                        .filter(|&r| grid[r][a] != grid[r][b])
+                        .count()
+                })
+                .sum::<usize>();
+            incorrect == limit
+        })
+    }
+
+    // Finds the index of the row where the reflection is located
+    fn find_row_reflection(&self, grid: &[&[u8]], limit: usize) -> Option<usize> {
+        (0..grid.len() - 1).find(|&r| {
+            let incorrect = (0..=r.min(grid.len() - r - 2))
+                .map(|dr| {
+                    let a = r - dr;
+                    let b = r + 1 + dr;
+                    (0..grid[0].len())
+                        .filter(|&c| grid[a][c] != grid[b][c])
+                        .count()
+                })
+                .sum::<usize>();
+            incorrect == limit
+        })
+    }
+
+    // Gets the given score for a reflection
+    // where limit is the index of the reflection you want to find in each image
+    fn solve(&self, grids: &[Vec<&[u8]>], limit: usize) -> usize {
+        grids
+            .iter()
+            .map(|grid| {
+                self.find_row_reflection(grid, limit)
+                    .map(|r| (r + 1) * 100)
+                    .or_else(|| self.find_col_reflection(grid, limit).map(|c| c + 1))
+                    .unwrap()
+            })
+            .sum()
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day13::Day13 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "405");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day13::Day13 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "400");
+    }
+}

src/solutions/day14.rs

@@ -0,0 +1,154 @@
+use std::collections::HashMap;
+
+use super::Solution;
+
+pub struct Day14 {}
+
+impl Solution for Day14 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut rock_formation = input
+            .iter()
+            .map(|r| r.chars().collect::<Vec<_>>())
+            .collect::<Vec<_>>();
+
+        self.pull_north(&mut rock_formation);
+
+        Ok(Box::new(self.get_load(&rock_formation)))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut rock_formation = input
+            .iter()
+            .map(|r| r.chars().collect::<Vec<_>>())
+            .collect::<Vec<_>>();
+
+        let mut rotations: HashMap<Vec<Vec<char>>, usize> = HashMap::new();
+        for i in 1..=1_000_000_000 {
+            for _ in 0..4 {
+                self.pull_north(&mut rock_formation);
+                rock_formation = self.rotate(&rock_formation);
+            }
+
+            if let Some(rotation) = rotations.insert(rock_formation.clone(), i) {
+                if (1_000_000_000 - i) % (i - rotation) == 0 {
+                    break;
+                }
+            }
+        }
+
+        Ok(Box::new(self.get_load(&rock_formation)))
+    }
+
+    fn get_day(&self) -> u8 {
+        14
+    }
+}
+
+impl Day14 {
+    // Function that pulls all of the 'O's as far north as they will go
+    fn pull_north(&self, cave: &mut Vec<Vec<char>>) {
+        let mut complete = false;
+
+        while !complete {
+            complete = true;
+            for row in 1..cave.len() {
+                for col in 0..cave[0].len() {
+                    if cave[row][col] == 'O' && cave[row - 1][col] == '.' {
+                        cave[row][col] = '.';
+                        cave[row - 1][col] = 'O';
+                        complete = false;
+                    }
+                }
+            }
+        }
+    }
+
+    // Function that calculates the load on the north beams of the cave
+    fn get_load(&self, cave: &Vec<Vec<char>>) -> u32 {
+        (0..cave.len())
+            .map(|row| {
+                (0..cave[0].len())
+                    .filter(|col| cave[row][*col] == 'O')
+                    .map(|_| cave.len() - row)
+                    .sum::<usize>()
+            })
+            .sum::<usize>() as u32
+    }
+
+    // Function that rotates the given vector through 90 degrees clockwise
+    fn rotate(&self, cave: &Vec<Vec<char>>) -> Vec<Vec<char>> {
+        let mut new_cave = vec![vec![' '; cave.len()]; cave[0].len()];
+        for row in 0..cave.len() {
+            for col in 0..cave[0].len() {
+                new_cave[col][cave.len() - row - 1] = cave[row][col];
+            }
+        }
+        new_cave
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day14::Day14 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "136");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day14::Day14 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "64");
+    }
+
+    #[test]
+    fn rotation_test() {
+        let challenge = day14::Day14 {};
+
+        let mut arr = vec![
+            vec!['a', 'b', 'c', 'd'],
+            vec!['d', 'e', 'f', 'g'],
+            vec!['h', 'i', 'j', 'k'],
+            vec!['l', 'm', 'n', 'o'],
+        ];
+
+        let ans = arr.clone();
+        for _ in 0..4 {
+            arr = challenge.rotate(&arr);
+        }
+
+        assert_eq!(arr, ans);
+    }
+}

src/solutions/day15.rs

@@ -0,0 +1,148 @@
+use std::str;
+
+use super::Solution;
+
+pub struct Day15 {}
+
+impl Solution for Day15 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let pre_hashes = input[0].split(',').collect::<Vec<_>>();
+
+        let ans = pre_hashes
+            .iter()
+            .map(|h| self.hash(h, 17, 256))
+            .sum::<u32>();
+        Ok(Box::new(ans))
+    }
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let pre_hashes = input[0].split(',').collect::<Vec<_>>();
+        let mut boxes: Vec<Vec<(String, u32)>> = vec![vec![]; 256];
+
+        pre_hashes
+            .iter()
+            .for_each(|ins| self.sort_lenses(&mut boxes, ins));
+
+        let ans = boxes
+            .iter()
+            .enumerate()
+            .map(|(box_num, lenses)| {
+                lenses
+                    .iter()
+                    .enumerate()
+                    .map(|(lens_num, (_, focal_length))| {
+                        self.get_focussing_power(box_num + 1, lens_num + 1, *focal_length)
+                    })
+                    .sum::<u32>()
+            })
+            .sum::<u32>();
+
+        Ok(Box::new(ans))
+    }
+
+    fn get_day(&self) -> u8 {
+        15
+    }
+}
+
+impl Day15 {
+    /// function to generate the predefined hash outlined in the challenge
+    fn hash(&self, input: &str, seed: u32, divisor: u32) -> u32 {
+        let mut hash = 0u32;
+
+        for c in input.bytes() {
+            hash += c as u32;
+            hash *= seed;
+            hash %= divisor;
+        }
+
+        hash
+    }
+
+    /// Sort the lenses in the boxes based in instructions given
+    fn sort_lenses(&self, boxes: &mut Vec<Vec<(String, u32)>>, instruction: &str) {
+        let bytes = instruction.as_bytes();
+
+        // '-' Logic or '=' Logic
+        if bytes[bytes.len() - 1] == b'-' {
+            let label = str::from_utf8(&bytes[..bytes.len() - 1_usize]).unwrap();
+            let hash = self.hash(label, 17, 256);
+            boxes[hash as usize].retain(|(lens, _)| lens != label);
+        } else {
+            let mut parts = instruction.split('=');
+            let label = parts.next().unwrap();
+            let focal_length = parts.next().unwrap().parse::<u32>().unwrap();
+
+            let hash = self.hash(label, 17, 256);
+
+            let old_position = boxes[hash as usize]
+                .iter()
+                .position(|(existing_label, _)| existing_label == label);
+            if let Some(old_position) = old_position {
+                boxes[hash as usize][old_position] = (label.to_string(), focal_length);
+            } else {
+                boxes[hash as usize].push((label.to_string(), focal_length));
+            }
+        }
+    }
+
+    /// Function that determines the focussing power of a lens given its box,
+    /// position and focal length
+    fn get_focussing_power(&self, box_num: usize, slot_num: usize, focal_length: u32) -> u32 {
+        box_num as u32 * slot_num as u32 * focal_length
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day15::Day15 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "1320");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day15::Day15 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "145");
+    }
+
+    #[test]
+    fn hash_test() {
+        let challenge = day15::Day15 {};
+
+        // Test the hash
+        assert_eq!(challenge.hash("HASH", 17, 256), 52);
+    }
+}

src/solutions/day16.rs

@@ -0,0 +1,156 @@
+use super::Solution;
+use crate::utils::Direction;
+
+pub struct Day16 {}
+
+impl Solution for Day16 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let grid = input.iter().map(|l| l.as_bytes()).collect::<Vec<_>>();
+
+        Ok(Box::new(
+            self.traverse_grid(&grid, (0, 0, Direction::Right)),
+        ))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let grid = input.iter().map(|l| l.as_bytes()).collect::<Vec<_>>();
+
+        // Itterate through every edge piece and record the max energy from a list of all of the combinations
+        // O(n^2) :( Can't think of a better way of processing this
+        // r: row, c: col
+        let ans = (0..grid.len())
+            .flat_map(|r| {
+                [
+                    (r, 0, Direction::Right),
+                    (r, grid[0].len() - 1, Direction::Left),
+                ]
+            })
+            .chain(
+                (0..grid[0].len())
+                    .flat_map(|c| [(0, c, Direction::Down), (grid.len() - 1, c, Direction::Up)]),
+            )
+            .map(|start| self.traverse_grid(&grid, start))
+            .max()
+            .unwrap();
+
+        Ok(Box::new(ans))
+    }
+
+    fn get_day(&self) -> u8 {
+        16
+    }
+}
+
+impl Day16 {
+    /// Returns the next coordinate after taking a step in the given direction
+    fn step(&self, r: usize, c: usize, d: Direction) -> (usize, usize, Direction) {
+        let (dr, dc) = [(-1, 0), (0, 1), (1, 0), (0, -1)][d as usize];
+        ((r as isize + dr) as _, (c as isize + dc) as _, d)
+    }
+
+    /// Function which traverses through the grid and returns the number of tiles that are energised
+    /// in the process
+    fn traverse_grid(&self, grid: &[&[u8]], start: (usize, usize, Direction)) -> usize {
+        let mut energised = vec![vec![[false; 4]; grid[0].len()]; grid.len()];
+        let mut beams = vec![start];
+
+        // Direction change given the current direction as an index
+        let right_lean = [
+            Direction::Right,
+            Direction::Up,
+            Direction::Left,
+            Direction::Down,
+        ];
+        let left_lean = [
+            Direction::Left,
+            Direction::Down,
+            Direction::Right,
+            Direction::Up,
+        ];
+
+        // Trace all of the beams present in the list
+        while !beams.is_empty() {
+            let mut new_beams = Vec::with_capacity(beams.capacity());
+            // Row, col and direction
+            for (r, c, d) in beams {
+                if r >= grid.len() || c >= grid[0].len() {
+                    continue;
+                }
+                if energised[r][c][d as usize] {
+                    continue;
+                }
+                energised[r][c][d as usize] = true;
+
+                // Trace the new path in a given direction and draw all of the new beams that come from it.
+                match (grid[r][c], d) {
+                    (b'/', _) => new_beams.push(self.step(r, c, right_lean[d as usize])),
+                    (b'\\', _) => new_beams.push(self.step(r, c, left_lean[d as usize])),
+                    (b'|', Direction::Left | Direction::Right) => new_beams.extend([
+                        self.step(r, c, Direction::Up),
+                        self.step(r, c, Direction::Down),
+                    ]),
+                    (b'-', Direction::Up | Direction::Down) => new_beams.extend([
+                        self.step(r, c, Direction::Left),
+                        self.step(r, c, Direction::Right),
+                    ]),
+                    _ => new_beams.push(self.step(r, c, d)),
+                }
+            }
+            beams = new_beams;
+        }
+
+        // Get the number of 'energised' tiles now that we have finished processing every beam
+        energised
+            .iter()
+            .flatten()
+            .filter(|x| x.iter().any(|&b| b))
+            .count()
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day16::Day16 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "46");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day16::Day16 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "51");
+    }
+}

src/solutions/day17.rs

@@ -0,0 +1,240 @@
+use super::Solution;
+use crate::utils::Direction;
+use std::collections::{BinaryHeap, HashMap};
+
+#[derive(Debug, Copy, Clone, Eq, PartialEq)]
+struct State {
+    cost: u32,
+    pos: (usize, usize),
+    dir: Direction,
+    steps: u8,
+}
+
+impl Ord for State {
+    fn cmp(&self, other: &Self) -> std::cmp::Ordering {
+        other
+            .cost
+            .cmp(&self.cost)
+            .then_with(|| self.pos.cmp(&other.pos))
+    }
+}
+
+impl PartialOrd for State {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        Some(self.cmp(other))
+    }
+}
+
+#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
+struct StateKey {
+    pos: (usize, usize),
+    dir: Direction,
+    steps: u8,
+}
+
+impl From<State> for StateKey {
+    fn from(value: State) -> Self {
+        Self {
+            pos: value.pos,
+            dir: value.dir,
+            steps: value.steps,
+        }
+    }
+}
+
+pub struct Day17 {}
+
+impl Solution for Day17 {
+    fn part1(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut grid: HashMap<(usize, usize), u32> = HashMap::new();
+
+        for (y, row) in input.iter().enumerate() {
+            for (x, col) in row.chars().enumerate() {
+                grid.insert((x, y), col.to_digit(10).unwrap());
+            }
+        }
+
+        Ok(Box::new(
+            self.dijkstra(
+                (0, 0),
+                (input[0].len() - 1, input.len() - 1),
+                (input[0].len(), input.len()),
+                1,
+                3,
+                grid,
+            )
+            .unwrap(),
+        ))
+    }
+
+    fn part2(
+        &self,
+        input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        let mut grid: HashMap<(usize, usize), u32> = HashMap::new();
+
+        for (y, row) in input.iter().enumerate() {
+            for (x, col) in row.chars().enumerate() {
+                grid.insert((x, y), col.to_digit(10).unwrap());
+            }
+        }
+
+        Ok(Box::new(
+            self.dijkstra(
+                (0, 0),
+                (input[0].len() - 1, input.len() - 1),
+                (input[0].len(), input.len()),
+                4,
+                10,
+                grid,
+            )
+            .unwrap(),
+        ))
+    }
+
+    fn get_day(&self) -> u8 {
+        17
+    }
+}
+
+impl Day17 {
+    fn dijkstra(
+        &self,
+        start: (usize, usize),
+        end: (usize, usize),
+        lens: (usize, usize),
+        min_step: u8,
+        max_step: u8,
+        grid: HashMap<(usize, usize), u32>,
+    ) -> Option<u32> {
+        let mut dist = HashMap::<StateKey, u32>::new();
+        let mut heap = BinaryHeap::new();
+        let st1 = State {
+            cost: 0,
+            pos: start,
+            dir: Direction::Right,
+            steps: 0,
+        };
+        let st2 = State {
+            cost: 0,
+            pos: start,
+            dir: Direction::Down,
+            steps: 0,
+        };
+        dist.insert(st1.into(), 0);
+        dist.insert(st2.into(), 0);
+        heap.push(st1);
+        heap.push(st2);
+
+        while let Some(
+            state @ State {
+                cost,
+                pos,
+                dir,
+                steps,
+            },
+        ) = heap.pop()
+        {
+            if pos == end && steps >= min_step {
+                return Some(cost);
+            }
+            if dist.get(&state.into()).is_some_and(|&c| c < cost) {
+                continue;
+            }
+            for (n, d) in self.neighbours(pos, dir, lens) {
+                let next = State {
+                    cost: cost + grid[&n],
+                    pos: n,
+                    dir: d,
+                    steps: if d == dir { steps + 1 } else { 1 },
+                };
+                if next.steps > max_step || dist.get(&next.into()).is_some_and(|&c| c <= next.cost)
+                {
+                    // For p1 and p2
+                    // Streak gets too long
+                    // Or a better solution/path already exists
+                    continue;
+                }
+                if next.dir != dir && steps < min_step {
+                    // For p2
+                    // Making a turn but previous streak is too short
+                    continue;
+                }
+                heap.push(next);
+                dist.insert(next.into(), next.cost);
+            }
+        }
+        None
+    }
+
+    fn neighbours(
+        &self,
+        (x, y): (usize, usize),
+        dir: Direction,
+        (x_len, y_len): (usize, usize),
+    ) -> Vec<((usize, usize), Direction)> {
+        const fn deltas(x: usize, y: usize) -> [((usize, usize), Direction); 4] {
+            [
+                ((x, y.saturating_sub(1)), Direction::Up),
+                ((x, y + 1), Direction::Down),
+                ((x.saturating_sub(1), y), Direction::Left),
+                ((x + 1, y), Direction::Right),
+            ]
+        }
+
+        deltas(x, y)
+            .into_iter()
+            .filter_map(|(n, d)| {
+                if n == (x, y) || n.0 > x_len - 1 || n.1 > y_len - 1 || d == dir.flip() {
+                    None
+                } else {
+                    Some((n, d))
+                }
+            })
+            .collect()
+    }
+}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day17::Day17 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "102");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day17::Day17 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "94");
+    }
+}

src/solutions/day18.rs

@@ -0,0 +1,66 @@
+use super::Solution;
+
+pub struct Day18 {}
+
+impl Solution for Day18 {
+    fn part1(
+        &self,
+        _input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        Ok(Box::new("Ready"))
+    }
+
+    fn part2(
+        &self,
+        _input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        Ok(Box::new("Ready"))
+    }
+
+    fn get_day(&self) -> u8 {
+        18
+    }
+}
+
+impl Day18 {}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day18::Day18 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "Ready");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day18::Day18 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "Ready");
+    }
+}

src/solutions/day19.rs

@@ -0,0 +1,66 @@
+use super::Solution;
+
+pub struct Day19 {}
+
+impl Solution for Day19 {
+    fn part1(
+        &self,
+        _input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        Ok(Box::new("Ready"))
+    }
+
+    fn part2(
+        &self,
+        _input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        Ok(Box::new("Ready"))
+    }
+
+    fn get_day(&self) -> u8 {
+        19
+    }
+}
+
+impl Day19 {}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day19::Day19 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "Ready");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day19::Day19 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "Ready");
+    }
+}

src/solutions/day20.rs

@@ -0,0 +1,66 @@
+use super::Solution;
+
+pub struct Day20 {}
+
+impl Solution for Day20 {
+    fn part1(
+        &self,
+        _input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        Ok(Box::new("Ready"))
+    }
+
+    fn part2(
+        &self,
+        _input: &mut Vec<String>,
+    ) -> Result<Box<dyn std::fmt::Display + Sync>, Box<dyn std::error::Error>> {
+        Ok(Box::new("Ready"))
+    }
+
+    fn get_day(&self) -> u8 {
+        20
+    }
+}
+
+impl Day20 {}
+
+/// Test from puzzle input
+#[cfg(test)]
+mod test {
+    use super::*;
+    use crate::*;
+
+    #[test]
+    fn part1() {
+        let challenge = day20::Day20 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part1(
+                utils::get_input(challenge.get_day(), utils::InputType::Test1)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "Ready");
+    }
+
+    #[test]
+    fn part2() {
+        let challenge = day20::Day20 {};
+
+        //Complete the Challenge
+        let answer = challenge
+            .part2(
+                utils::get_input(challenge.get_day(), utils::InputType::Test2)
+                    .unwrap()
+                    .as_mut(),
+            )
+            .unwrap()
+            .to_string();
+
+        assert_eq!(answer, "Ready");
+    }
+}