Submission #1203122

#	Time	Username	Problem	Language	Result	Execution time	Memory
1203122		SpyrosAliv	Arranging Shoes (IOI19_shoes)	C++20	15 / 100	13 ms	2636 KiB

shoes

#include <bits/stdc++.h>
using namespace std;
#define ll long long

int n;
vector<int> a;

ll count_swaps(vector<int> s) {
    n = s.size();
    a = s;
    n /= 2;
    int init = n;
    ll ans = 0;
    for (int i = 1; i <= n; i++) ans += (n - i);
    return ans;
}

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