Submission #6,550

2023-12-08 22:57:06

cpp17

Accepted 100/100

3ms

3536 KiB

#include <bits/stdc++.h>
using namespace std;
#define f(i,k,n) for(int i=k; i<n; i++)
#define ll long long
const int inf = INT_MAX;

void solve()
{
    int n;
    cin>>n;
    cout<<n*n-(n-2)*(n-2)+n-2<<"\n";
}

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    int t=1;
    //cin>>t;
    while(t--)  solve();
    return 0;
}

	Sum	Test	Verdict	Time	Memory
subtask1	0/0
		1	Accepted	3ms	1888 KiB
		2	Accepted	3ms	2088 KiB
subtask2	20/20
		3	Accepted	3ms	2300 KiB
		4	Accepted	3ms	2508 KiB
		5	Accepted	3ms	2996 KiB
		6	Accepted	3ms	2952 KiB
subtask3	80/80
		7	Accepted	3ms	3180 KiB
		8	Accepted	3ms	3536 KiB
		9	Accepted	3ms	3388 KiB
		10	Accepted	3ms	3380 KiB
		11	Accepted	3ms	3512 KiB
		12	Accepted	3ms	3524 KiB
		13	Accepted	3ms	3524 KiB
		14	Accepted	3ms	3520 KiB
		15	Accepted	2ms	3528 KiB
		16	Accepted	3ms	3528 KiB