Submission #531229

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
531229	2022-02-28 05:41:18	MedalistSlayer	Arranging Shoes (IOI19_shoes)	C++14	25 / 100	29 ms	3100 KiB

shoes

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#include <bits/stdc++.h>
using namespace std;
int64_t count_swaps(vector<int> s)
{
  if(s.size()==2)
  {
    if(s[1]<0)
    {
      return 1;
    }
    else
    {
      return 0;
    }
  }
  else
  {
    int64_t x=(int64_t)s.size()/2;
    return (x)*(x-1)/2;
  }
}
 
 
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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