#include "soccer.h"
#include<bits/stdc++.h>
#include<random>
#define ll long long
#define F first
#define S second
#define in insert
#define pb push_back
#define ppb pop_back()
#define d3 ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define cans cout << ans << "\n";
#define yes cout << "Yes" << "\n";
#define no cout << "No" << "\n";
#define pll pair<ll,ll>
#define lin cout << "\n";
#define sqr 340
#define mod 1000000007
#define mid ((l+r)/2)
#define lc (2*n)
#define rc (2*n+1)
using namespace std;
ll n;
int biggest_stadium(int N, std::vector<std::vector<int>> F)
{
n=N;
ll x=-1 , y=-1;
for(int i = 0 ; n>i ; i++)
{
for(int j = 0 ; n>j ; j++)
{
if(F[i][j])
{
x=i;
y=j;
}
}
}
if(x==-1)
return n*n;
else
return n*n - min({(x+1)*(y+1),(n-x)*(y+1),(n-y)*(x+1),(n-y)*(n-x)});
}
