제출 #1291912

#제출 시각아이디문제언어결과실행 시간메모리
1291912lukaye_19Arranging Shoes (IOI19_shoes)C++20
0 / 100
12 ms1956 KiB
#include <bits/stdc++.h> using namespace std; int count_swaps(vector<int>shoes) { int n = shoes.size() / 2; return (n * (n - 1)) / 2; }
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