제출 #520970

#제출 시각아이디문제언어결과실행 시간메모리
520970FulopMateArranging Shoes (IOI19_shoes)C++17
15 / 100
30 ms3084 KiB
#include "shoes.h" long long count_swaps(std::vector<int> s) { return (s.size()/2-1) * (s.size()/2)/2; }
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