제출 #520970

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
520970	2022-01-31 14:55:16	FulopMate	Arranging Shoes (IOI19_shoes)	C++17	15 / 100	30 ms	3084 KiB

shoes

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#include "shoes.h"
long long count_swaps(std::vector<int> s) {
  return (s.size()/2-1) * (s.size()/2)/2;
}
 
 
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