Submission #1242510

#	Time	Username	Problem	Language	Result	Execution time	Memory
1242510		haithamcoder	Arranging Shoes (IOI19_shoes)	C++20	15 / 100	12 ms	1864 KiB

shoes

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

long long count_swaps(std::vector<int> s) {
	ll 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