#include <iostream>
using namespace std;
#define endl '\n'
long long n,m,klk,r,c,res,all,b;
long long k[1000007];
int main()
{
ios_base :: sync_with_stdio(0); cin.tie(0); cout.tie(0);
cin >> n >> m;
b = 0;
for(int i = 0; i < n; i++) {
for(int j = 0; j < m; j++) {
cin >> k[i * m + j]; // Використовуємо одновимірний масив
}
}
cin >> klk;
for(int i = 1; i <= klk; i++) {
cin >> r >> c;
if((r == 0 && c == 0) || (r == 0 && c == m - 1) || (r == n - 1 && c == 0) || (r == n - 1 && c == m - 1)) {
b = 1;
}
// Перевіряємо суму елементів в межах фігури
all = k[r * m + c] + k[(r - 1) * m + c] + k[(r + 1) * m + c] + k[r * m + c - 1] + k[r * m + c + 1];
res += all - min(k[(r - 1) * m + c], min(k[(r + 1) * m + c], min(k[r * m + c - 1], k[r * m + c + 1])));
}
if(b == 1) {
cout << "No";
} else {
cout << res;
}
return 0;
}
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