#include <iostream>
using namespace std;
 
const int MAX_SIZE = 500;
int mt[MAX_SIZE + 1][MAX_SIZE + 1];
 
int main() {
	int n, m, startLine, startCol, finishLine, finishCol;
	cin >> n >> m;
	for (int i = 1; i <= n; ++i) {
		for (int j = 1; j <= m; ++j) {
			cin >> mt[i][j];
		}
	}
	cin >> startLine >> startCol >> finishLine >>  finishCol;
	int generalCounter = 0;
	for (int i = startLine; i <= n; ++i) {
		int counter = 0;
		for (int j = startCol; j <= m; ++j) {
			if (mt[i][j] == 0){
				++counter;
			} else {
				j = m;
			}
		}
	}
	return 0;
}

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NSA1CjAgMSAwIDEgMAowIDEgMCAxIDAKMCAxIDAgMSAwCjAgMSAwIDAgMAowIDAgMCAxIDA=

5 5
0 1 0 1 0
0 1 0 1 0
0 1 0 1 0
0 1 0 0 0
0 0 0 1 0