diff --git a/day1/1a/go.mod b/day1/1a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day1/1a/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day1/1a/day1a.go b/day1/1a/main.go
similarity index 100%
rename from day1/1a/day1a.go
rename to day1/1a/main.go
diff --git a/day1/1b/go.mod b/day1/1b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day1/1b/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day1/1b/day1b.go b/day1/1b/main.go
similarity index 100%
rename from day1/1b/day1b.go
rename to day1/1b/main.go
diff --git a/day10/day 10a/go.mod b/day10/day 10a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day10/day 10a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day10/day 10b/go.mod b/day10/day 10b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day10/day 10b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day10/day 10b/testInput b/day10/day 10b/testInput
deleted file mode 100644
index 2f182d8..0000000
--- a/day10/day 10b/testInput	
+++ /dev/null
@@ -1,10 +0,0 @@
-[({(<(())[]>[[{[]{<()<>>
-[(()[<>])]({[<{<<[]>>(
-{([(<{}[<>[]}>{[]{[(<()>
-(((({<>}<{<{<>}{[]{[]{}
-[[<[([]))<([[{}[[()]]]
-[{[{({}]{}}([{[{{{}}([]
-{<[[]]>}<{[{[{[]{()[[[]
-[<(<(<(<{}))><([]([]()
-<{([([[(<>()){}]>(<<{{
-<{([{{}}[<[[[<>{}]]]>[]]
\ No newline at end of file
diff --git a/day10/day 10a/testInput b/day10/testInput
similarity index 100%
rename from day10/day 10a/testInput
rename to day10/testInput
diff --git a/day11/day 11a/go.mod b/day11/day 11a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day11/day 11a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day11/day 11b/go.mod b/day11/day 11b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day11/day 11b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day11/day 11b/testInput b/day11/day 11b/testInput
deleted file mode 100644
index a3819c9..0000000
--- a/day11/day 11b/testInput	
+++ /dev/null
@@ -1,10 +0,0 @@
-5483143223
-2745854711
-5264556173
-6141336146
-6357385478
-4167524645
-2176841721
-6882881134
-4846848554
-5283751526
\ No newline at end of file
diff --git a/day11/day 11a/testInput b/day11/testInput
similarity index 100%
rename from day11/day 11a/testInput
rename to day11/testInput
diff --git a/day12/day 12a/go.mod b/day12/day 12a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day12/day 12a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day12/day 12b/go.mod b/day12/day 12b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day12/day 12b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day12/day 12b/testInput b/day12/day 12b/testInput
deleted file mode 100644
index ef30b81..0000000
--- a/day12/day 12b/testInput	
+++ /dev/null
@@ -1,10 +0,0 @@
-dc-end
-HN-start
-start-kj
-dc-start
-dc-HN
-LN-dc
-HN-end
-kj-sa
-kj-HN
-kj-dc
\ No newline at end of file
diff --git a/day12/day 12a/testInput b/day12/testInput
similarity index 100%
rename from day12/day 12a/testInput
rename to day12/testInput
diff --git a/day13/day 13a/go.mod b/day13/day 13a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day13/day 13a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day13/day 13b/go.mod b/day13/day 13b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day13/day 13b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day13/day 13b/testInput b/day13/day 13b/testInput
deleted file mode 100644
index 32a8563..0000000
--- a/day13/day 13b/testInput	
+++ /dev/null
@@ -1,21 +0,0 @@
-6,10
-0,14
-9,10
-0,3
-10,4
-4,11
-6,0
-6,12
-4,1
-0,13
-10,12
-3,4
-3,0
-8,4
-1,10
-2,14
-8,10
-9,0
-
-fold along y=7
-fold along x=5
\ No newline at end of file
diff --git a/day13/day 13a/testInput b/day13/testInput
similarity index 100%
rename from day13/day 13a/testInput
rename to day13/testInput
diff --git a/day14/day 14a/go.mod b/day14/day 14a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day14/day 14a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day14/day 14a/testInput b/day14/testInput
similarity index 100%
rename from day14/day 14a/testInput
rename to day14/testInput
diff --git a/day2/2a/go.mod b/day2/2a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day2/2a/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day2/2b/go.mod b/day2/2b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day2/2b/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day3/3a/go.mod b/day3/3a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day3/3a/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day3/3b/go.mod b/day3/3b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day3/3b/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day3/3b/testInput b/day3/3b/testInput
deleted file mode 100644
index 665fd57..0000000
--- a/day3/3b/testInput
+++ /dev/null
@@ -1,12 +0,0 @@
-00100
-11110
-10110
-10111
-10101
-01111
-00111
-11100
-10000
-11001
-00010
-01010
\ No newline at end of file
diff --git a/day3/3a/testInput b/day3/testInput
similarity index 100%
rename from day3/3a/testInput
rename to day3/testInput
diff --git a/day4/day 4a/go.mod b/day4/day 4a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day4/day 4a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day4/day 4b/go.mod b/day4/day 4b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day4/day 4b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day4/day 4b/testInput b/day4/day 4b/testInput
deleted file mode 100644
index 49d17bc..0000000
--- a/day4/day 4b/testInput	
+++ /dev/null
@@ -1,19 +0,0 @@
-7,4,9,5,11,17,23,2,0,14,21,24,10,16,13,6,15,25,12,22,18,20,8,19,3,26,1
-
-22 13 17 11  0
- 8  2 23  4 24
-21  9 14 16  7
- 6 10  3 18  5
- 1 12 20 15 19
-
- 3 15  0  2 22
- 9 18 13 17  5
-19  8  7 25 23
-20 11 10 24  4
-14 21 16 12  6
-
-14 21 17 24  4
-10 16 15  9 19
-18  8 23 26 20
-22 11 13  6  5
- 2  0 12  3  7
\ No newline at end of file
diff --git a/day4/day 4a/testInput b/day4/testInput
similarity index 100%
rename from day4/day 4a/testInput
rename to day4/testInput
diff --git a/day5/day 5a/go.mod b/day5/day 5a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day5/day 5a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day5/day 5b/go.mod b/day5/day 5b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day5/day 5b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day5/day 5b/testInput b/day5/day 5b/testInput
deleted file mode 100644
index 1d4e36d..0000000
--- a/day5/day 5b/testInput	
+++ /dev/null
@@ -1,10 +0,0 @@
-0,9 -> 5,9
-8,0 -> 0,8
-9,4 -> 3,4
-2,2 -> 2,1
-7,0 -> 7,4
-6,4 -> 2,0
-0,9 -> 2,9
-3,4 -> 1,4
-0,0 -> 8,8
-5,5 -> 8,2
\ No newline at end of file
diff --git a/day5/day 5a/testInput b/day5/testInput
similarity index 100%
rename from day5/day 5a/testInput
rename to day5/testInput
diff --git a/day6/day 6a/go.mod b/day6/day 6a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day6/day 6a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day6/day 6b/go.mod b/day6/day 6b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day6/day 6b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day6/day 6a/testInput b/day6/testInput
similarity index 100%
rename from day6/day 6a/testInput
rename to day6/testInput
diff --git a/day7/day 7a/go.mod b/day7/day 7a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day7/day 7a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day7/day 7a/testInput b/day7/day 7a/testInput
deleted file mode 100644
index a7af2b1..0000000
--- a/day7/day 7a/testInput	
+++ /dev/null
@@ -1 +0,0 @@
-3,4,3,1,2
\ No newline at end of file
diff --git a/day7/day 7b/go.mod b/day7/day 7b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day7/day 7b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day7/day 7b/testInput b/day7/day 7b/testInput
deleted file mode 100644
index 2bdd92f..0000000
--- a/day7/day 7b/testInput	
+++ /dev/null
@@ -1 +0,0 @@
-16,1,2,0,4,2,7,1,2,14
\ No newline at end of file
diff --git a/day6/day 6b/testInput b/day7/testInput
similarity index 100%
rename from day6/day 6b/testInput
rename to day7/testInput
diff --git a/day8/day 8a/go.mod b/day8/day 8a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day8/day 8a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day8/day 8b/go.mod b/day8/day 8b/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day8/day 8b/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day8/day 8b/testInput b/day8/day 8b/testInput
deleted file mode 100644
index 2bdd92f..0000000
--- a/day8/day 8b/testInput	
+++ /dev/null
@@ -1 +0,0 @@
-16,1,2,0,4,2,7,1,2,14
\ No newline at end of file
diff --git a/day8/day 8a/testInput b/day8/testInput
similarity index 100%
rename from day8/day 8a/testInput
rename to day8/testInput
diff --git a/day9/day 9a/go.mod b/day9/day 9a/go.mod
deleted file mode 100644
index e938e2e..0000000
--- a/day9/day 9a/go.mod	
+++ /dev/null
@@ -1,3 +0,0 @@
-module PWD
-
-go 1.17
diff --git a/day9/day 9a/testInput b/day9/testInput
similarity index 100%
rename from day9/day 9a/testInput
rename to day9/testInput
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..1a1045e
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module AdventOfCode2021
+
+go 1.17