Submission #525993

#	Time	Username	Problem	Language	Result	Execution time	Memory
525993		MateGiorbelidze	Arranging Shoes (IOI19_shoes)	C++14	15 / 100	19 ms	3112 KiB

shoes

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

long long count_swaps(std::vector<int> a) {
	ll n = a.size() / 2;
	ll cnt = 0;
	
	while (n > 1) {
		
		cnt += (n - 1);
		
		n--;
		
	}
	
	return cnt;
}

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