Submission #1045873

#	Time	Username	Problem	Language	Result	Execution time	Memory
1045873		Sputnik123	Arranging Shoes (IOI19_shoes)	C++17	25 / 100	25 ms	3256 KiB

shoes

#include <bits/stdc++.h>
#include "shoes.h"
#define ll long long
using namespace std;
long long count_swaps(vector<int> s) {
    int n = s.size() / 2;
    if(n == 1)
    {
        if(s[0] < 0)    return 0;
        else            return 1;
    }
    ll ans = 0;
    for(ll i = 0; i < n ;i++)
        ans += i;
    return ans;
}

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