Submission #1011663

#	Time	Username	Problem	Language	Result	Execution time	Memory
1011663		u_suck_o	Arranging Shoes (IOI19_shoes)	C++17	15 / 100	18 ms	3164 KiB

shoes

#include "bits/stdc++.h"
#include "shoes.h"

using namespace std;

long long count_swaps(vector<int> s) {
    long long n = s.size()/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