chore: format code
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@ -5,37 +5,36 @@
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int calcNumOfEncounteredTrees(
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const std::vector<std::vector<bool>>& world,
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const std::vector<std::vector<bool>> &world,
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const std::pair<int, int> dimensions,
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std::pair<int, int> slope
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) {
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int treeCount = 0;
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int x = 0;
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) {
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int treeCount = 0;
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int x = 0;
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for (int y = 0; y < dimensions.second; y += slope.second) {
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if (!world[y][ x % dimensions.first]) treeCount++;
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x += slope.first;
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}
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for (int y = 0; y < dimensions.second; y += slope.second) {
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if (!world[y][x % dimensions.first]) treeCount++;
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x += slope.first;
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}
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return treeCount;
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return treeCount;
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}
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void part1(const std::vector<std::vector<bool>>& world, const int width, const int height) {
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void part1(const std::vector<std::vector<bool>> &world, const int width, const int height) {
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const int RISE = 1;
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const int RUN = 3;
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int count = calcNumOfEncounteredTrees(world, { width, height }, { RISE, RUN });
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int count = calcNumOfEncounteredTrees(world, {width, height}, {RISE, RUN});
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std::cout << "(P1) Number of trees: " << count << std::endl;
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}
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void part2(const std::vector<std::vector<bool>>& world, const int width, const int height) {
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int count1 = calcNumOfEncounteredTrees(world, { width, height }, { 1, 1 });
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int count2 = calcNumOfEncounteredTrees(world, { width, height }, { 3, 1 });
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int count3 = calcNumOfEncounteredTrees(world, { width, height }, { 5, 1 });
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int count4 = calcNumOfEncounteredTrees(world, { width, height }, { 7, 1 });
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int count5 = calcNumOfEncounteredTrees(world, { width, height }, { 1, 2 });
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void part2(const std::vector<std::vector<bool>> &world, const int width, const int height) {
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int count1 = calcNumOfEncounteredTrees(world, {width, height}, {1, 1});
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int count2 = calcNumOfEncounteredTrees(world, {width, height}, {3, 1});
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int count3 = calcNumOfEncounteredTrees(world, {width, height}, {5, 1});
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int count4 = calcNumOfEncounteredTrees(world, {width, height}, {7, 1});
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int count5 = calcNumOfEncounteredTrees(world, {width, height}, {1, 2});
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uint64_t product = count1 * count2 * count3 * count4 * count5;
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std::cout << "(P2) Product of number of trees: " << product << std::endl;
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@ -43,14 +42,14 @@ void part2(const std::vector<std::vector<bool>>& world, const int width, const i
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int main() {
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std::ifstream input { "../input.txt" };
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std::ifstream input{"../input.txt"};
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std::vector<std::vector<bool>> world;
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std::optional<int> maybeWidth = std::nullopt;
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int lineCount = 0;
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std::string line;
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while(std::getline(input, line)) {
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if (!maybeWidth.has_value()) maybeWidth = { line.length() };
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while (std::getline(input, line)) {
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if (!maybeWidth.has_value()) maybeWidth = {line.length()};
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std::vector<bool> row;
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for (char c : line) row.push_back(c == '.');
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