제출 #306328

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
306328	2020-09-25 08:47:42	baibhav26062008	Arranging Shoes (IOI19_shoes)	C++14	25 / 100	30 ms	2040 KiB

shoes

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#include "shoes.h"
long long count_swaps(std::vector<int> s) {
  int n = s.size() / 2;
  if (n == 1) {
    if (s[0] < s[1])
      return 0;
    return 1;
  }
  long long ans = 0;
  for (int i = 0;i < n;i++) {
    ans += i;
  }
  return ans;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 15 / 15
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