제출 #331052

#제출 시각아이디문제언어결과실행 시간메모리
331052shihan04Arranging Shoes (IOI19_shoes)C++14
0 / 100
24 ms3180 KiB
#include<bits/stdc++.h>
using namespace std;
long long count_swaps(vector <int> v){
  int n=v.size(),ans;
  if(n==2) ans=0;
  else if(n==4) ans=1;
  else ans=n/2;
  return ans;
}
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