Submission #500747

#	Time	Username	Problem	Language	Result	Execution time	Memory
500747		Khizri	Arranging Shoes (IOI19_shoes)	C++17	15 / 100	20 ms	3120 KiB

shoes

#include "shoes.h"
#include <bits/stdc++.h>
using namespace std;
#define pii pair<int,int>
#define F first
#define S second
#define pb push_back
const int mxn=1e5+5;
int color[mxn];
long long count_swaps(vector<int> s) {
    long long 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