Submission #1327216

#	Time	Username	Problem	Language	Result	Execution time	Memory
1327216		nicolo_010	Arranging Shoes (IOI19_shoes)	C++20	15 / 100	12 ms	1948 KiB

shoes

#include <bits/stdc++.h>
#include "shoes.h"
using namespace std;
using ll = long long;
using pii = pair<int, int>;

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