제출 #826538

#제출 시각아이디문제언어결과실행 시간메모리
826538AlesL0Arranging Shoes (IOI19_shoes)C++17
0 / 100
1 ms212 KiB
#include <bits/stdc++.h> #include "shoes.h" using namespace std; typedef long long ll; long long count_swaps(std::vector<int> s) { ll n = s.size(); return (n*(n-1)/2); }
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