제출 #1251256

#제출 시각아이디문제언어결과실행 시간메모리
1251256mohamedboukerche55Arranging Shoes (IOI19_shoes)C++20
0 / 100
12 ms1956 KiB
#include "shoes.h" using namespace std; long long count_swaps(std::vector<int> S) { int n = S.size()/2; return n * (n-1)/2; }
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