Submission #1364114

#	Time	Username	Problem	Language	Result	Execution time	Memory
1364114		yavor_ptv	Arranging Shoes (IOI19_shoes)	C++20	15 / 100	13 ms	2728 KiB

shoes

#include <bits/stdc++.h>
#include "shoes.h"
#define LL long long
//#include "grader.cpp"

using namespace std;

vector <int> v;

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

/*
2
2 1 -1 -2

4

3
-2 2 2 -2 -2 2
1


*/

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