제출 #144698

#제출 시각아이디문제언어결과실행 시간메모리
144698AASGArranging Shoes (IOI19_shoes)C++14
0 / 100
2 ms376 KiB
#include "shoes.h" long long count_swaps(std::vector<int> s) { int a,b; a=s.size(); b=(a)*(a-1)/2; return b; }
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