Submission #282682

#	Time	Username	Problem	Language	Result	Execution time	Memory
282682		medmdg	Arranging Shoes (IOI19_shoes)	C++14	15 / 100	34 ms	3192 KiB

shoes

#include <bits/stdc++.h>

using namespace std;
long long count_swaps(std::vector<int> S){
    long long int ans=S.size()/2;
    return (ans*(ans-1))/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