Completed Day5 - Horrible parsing function but still works :)
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+125
-3
@@ -1,11 +1,133 @@
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#include "../aoc2022.h"
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enum EMoveType {
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eManual,
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eCrateMover9001
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};
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template <typename Output>
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struct SDay05 : public SDay<Output> {
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//Class constructor
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using SDay<Output>::SDay;
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std::vector<std::stack<char>> stacks;
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//Solutions to both days
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Output part1() override final { return Output(); }
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Output part2() override final { return Output(); }
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};
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Output part1() override final {
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parseStacks();
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runInstructions(eManual);
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std::string ans = getTops();
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return 0;
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}
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Output part2() override final {
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parseStacks();
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runInstructions(eCrateMover9001);
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std::string ans = getTops();
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return 0;
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}
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void parseStacks() {
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stacks.clear();
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this->input.clear();
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this->input.seekg(0, std::ios::beg);
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std::stack<std::string> stackStrings;
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int stackCount{ 0 };
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std::string line{ "" };
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while (std::getline(this->input, line))
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{
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if (line == "")
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break; //We have finished collecting stack strings
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stackStrings.push(line);
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}
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//Get the number of stacks needed
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line = stackStrings.top();
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stackCount = line[line.size()-2]-48;
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stackStrings.pop();
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for (int i = 0; i < stackCount; i++)
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stacks.push_back(std::stack<char>());
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int index = 1;
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while (!stackStrings.empty())
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{
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line = stackStrings.top();
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int index = 1;
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for (int i = 0; i < stackCount; i++)
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{
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if (line[index] != ' ')
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stacks[i].push(line[index]);
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index += 4;
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}
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stackStrings.pop();
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}
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}
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void runInstructions(EMoveType moveType) {
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std::string line{ "" };
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while (std::getline(this->input, line))
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{
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std::stringstream ss;
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std::vector<int> nums;
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/* Storing the whole string into string stream */
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ss << line;
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/* Running loop till the end of the stream */
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std::string temp;
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int found;
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while (!ss.eof()) {
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/* extracting word by word from stream */
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ss >> temp;
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/* Checking the given word is integer or not */
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if (std::stringstream(temp) >> found)
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nums.push_back(found);
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/* To save from space at the end of string */
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temp = "";
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}
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moveCrates(moveType, nums);
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}
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}
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void moveCrates(EMoveType moveType, const std::vector<int> &nums) {
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//run each step
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std::stack<char> tempStack;
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for (int i = 0; i < nums[0]; i++)
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{
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if (stacks[static_cast<size_t>(nums[1]) - 1].empty())
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break;
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if (moveType == eCrateMover9001)
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{
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tempStack.push(stacks[static_cast<size_t>(nums[1]) - 1].top());
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}
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else
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stacks[static_cast<size_t>(nums[2]) - 1].push(stacks[static_cast<size_t>(nums[1]) - 1].top());
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stacks[static_cast<size_t>(nums[1]) - 1].pop();
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}
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if (moveType == eCrateMover9001)
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{
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while (!tempStack.empty())
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{
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stacks[static_cast<size_t>(nums[2]) - 1].push(tempStack.top());
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tempStack.pop();
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}
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}
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}
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std::string getTops() {
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std::string output;
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for (auto& stack : stacks)
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{
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output += stack.top();
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}
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return output;
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}
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};
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+26
-27
@@ -1,33 +1,32 @@
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#include "days/days.h"
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template <typename Output>
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void runSolutions() {
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//Heap allocate all solutions
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std::vector<SDay<Output>*> solutions = {
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new SDay01<Output>("day01"),
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new SDay02<Output>("day02"),
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new SDay03<Output>("day03"),
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new SDay04<Output>("day04"),
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new SDay05<Output>("day05"),
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new SDay06<Output>("day06"),
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new SDay07<Output>("day07"),
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new SDay08<Output>("day08"),
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new SDay09<Output>("day09"),
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new SDay11<Output>("day11"),
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new SDay12<Output>("day12"),
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new SDay13<Output>("day13"),
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new SDay14<Output>("day14"),
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new SDay15<Output>("day15"),
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new SDay16<Output>("day16"),
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new SDay17<Output>("day17"),
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new SDay18<Output>("day18"),
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new SDay19<Output>("day19"),
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new SDay20<Output>("day20"),
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new SDay21<Output>("day21"),
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new SDay22<Output>("day22"),
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new SDay23<Output>("day23"),
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new SDay24<Output>("day24"),
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new SDay25<Output>("day25")
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std::vector<SDay<int>*> solutions = {
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new SDay01<int>("day01"),
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new SDay02<int>("day02"),
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new SDay03<int>("day03"),
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new SDay04<int>("day04"),
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new SDay05<int>("day05"),
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new SDay06<int>("day06"),
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new SDay07<int>("day07"),
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new SDay08<int>("day08"),
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new SDay09<int>("day09"),
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new SDay11<int>("day11"),
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new SDay12<int>("day12"),
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new SDay13<int>("day13"),
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new SDay14<int>("day14"),
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new SDay15<int>("day15"),
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new SDay16<int>("day16"),
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new SDay17<int>("day17"),
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new SDay18<int>("day18"),
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new SDay19<int>("day19"),
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new SDay20<int>("day20"),
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new SDay21<int>("day21"),
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new SDay22<int>("day22"),
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new SDay23<int>("day23"),
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new SDay24<int>("day24"),
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new SDay25<int>("day25")
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};
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for (auto& solution : solutions)
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@@ -58,5 +57,5 @@ void runSolutions() {
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}
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int main() {
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runSolutions<int>();
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runSolutions();
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}
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