Submission #946269

#	Time	Username	Problem	Language	Result	Execution time	Memory
946269		attky	Arranging Shoes (IOI19_shoes)	C++17	0 / 100	1 ms	348 KiB

shoes

#include <bits/stdc++.h> 

using namespace std;

int64_t count_swaps(vector<int> S) {
    long long int n = S.size();
    return (n*(n-1))/2;
}

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