Submission #911091

#	Time	Username	Problem	Language	Result	Execution time	Memory
911091		vjudge1	Arranging Shoes (IOI19_shoes)	C++17	15 / 100	15 ms	3268 KiB

shoes

#include <bits/stdc++.h>
#include <vector>
using namespace std;
 
long long count_swaps(std::vector<int> S){
  long long n=S.size()/2;
  return ((n-1)*n)/2;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 15 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15