35 lines
896 B
C++
35 lines
896 B
C++
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#include <algorithm>
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#include <fstream>
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#include <iostream>
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#include <vector>
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int main() {
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static std::fstream mainFile("/home/theskywinds/Programs/Owned programs/AdventofCode2024/input.txt");
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if (!mainFile.is_open()) {
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std::cerr << "Failed to open file\n";
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return 1;
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}
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std::pair<std::vector<int>, std::vector<int>> listPair;
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listPair.first.resize(1000);
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listPair.second.resize(1000);
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int64_t total{0};
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int64_t tracker{0};
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for (int i = 0; mainFile.good(); i++) {
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mainFile >> listPair.first[i] >> listPair.second[i];
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tracker++;
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}
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sort(listPair.first.begin(), listPair.first.end());
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sort(listPair.second.begin(), listPair.second.end());
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for (size_t i = 0; i < tracker ; i++) {
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total += static_cast<int64_t>(std::abs(listPair.first[i] - listPair.second[i]));
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}
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std::cout << total << '\n';
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}
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