#include "quality.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define INF 1e18//change to const int INF=1e18 if causing problem
const ll MOD=998244353;
const ll alt=1e10;
const ll inf=1e9+7;//Precalc is not a bad idea
//#define int ll
#define pb push_back
#define pf push_front
#define mp make_pair
#define fi first
#define se second
#define mod(a) (a+inf)%inf
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define sz(a) a.size()
int rectangle(int R, int C, int H, int W, int Q[3001][3001]) {
int ans=0;
for(int i=H-1;i<R;i++){
for(int j=W-1;j<C;j++){
vector<int> v;
v.clear();
for(int k=(i+1-H);k<=i;k++){
for(int l=(j+1-W);l<=j;l++){
v.pb(Q[k][l]);
}
}
sort(all(v));
int y=sz(v);
y/=2;
if(ans==0) ans=v[y];
else ans=min(ans,v[y]);
}
}
return ans;
}
//Icebear16
