Submission #1369822

#	Time	Username	Problem	Language	Result	Execution time	Memory
1369822		altayeb_132	Arranging Shoes (IOI19_shoes)	C++20	15 / 100	9 ms	1960 KiB

shoes

#include <bits/stdc++.h>

using namespace std;

long long count_swaps(vector<int> _) {
    long long n = _.size();
    n /= 2;
    return n*(n-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