#include <bits/stdc++.h>

using namespace std;
const int N = 1010;
int b[N][N];
int n, m;

int main() {
    cin >> n >> m;
    while (m--) {
        int x1, y1, x2, y2;
        cin >> x1 >> y1 >> x2 >> y2;
        for (int i = x1; i <= x2; i++)
            for (int j = y1; j <= y2; ++j)
                b[i][j]++;
    }

    for (int i = 1; i <= n; i++, puts(""))
        for (int j = 1; j <= n; j++)
            printf("%d ", b[i][j]);

    return 0;
}