제출 #1172531

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1172531	2025-03-23 22:07:58	versesrev	Arranging Shoes (IOI19_shoes)	C++20	25 / 100	12 ms	1864 KiB

shoes

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// 22:03
#include <vector>
long long count_swaps(std::vector<int> ss) {
  long long n = ss.size() / 2;
  if (ss[0] < 0) return n * (n - 1) / 2;
  else return 1;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 15 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15