bpavuk.neocities.org
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src/04/solution.cxx
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src/04/solution.cxx
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#include <cstddef>
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#include <filesystem>
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#include <fstream>
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#include <print>
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}
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};
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unsigned long width() { return data[0].length(); }
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std::size_t width() { return data[0].length(); }
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unsigned long height() { return data.size(); }
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std::size_t height() { return data.size(); }
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std::string &operator[](unsigned long idx) { return data[idx]; }
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std::string &operator[](std::size_t idx) { return data[idx]; }
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const std::string &operator[](unsigned long idx) const { return data[idx]; }
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const std::string &operator[](std::size_t idx) const { return data[idx]; }
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std::string get_surrounding(unsigned long row, unsigned long col) {
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std::string get_surrounding(std::size_t row, std::size_t col) {
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std::string sur = "";
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sur.resize(8);
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unsigned long wid = width();
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std::size_t wid = width();
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auto hi = height();
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if (row > 0 && col > 0) {
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};
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struct Roll {
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unsigned long row;
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unsigned long col;
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std::size_t row;
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std::size_t col;
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};
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std::vector<Roll> get_removable_rolls(Matrix &data) {
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std::vector<Roll> rolls{};
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for (unsigned long row = 0; row < data.height(); ++row) {
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for (unsigned long col = 0; col < data.width(); ++col) {
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for (std::size_t row = 0; row < data.height(); ++row) {
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for (std::size_t col = 0; col < data.width(); ++col) {
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if (data[row][col] != '@') {
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continue;
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}