#include<bits/stdc++.h>
using namespace std;
typedef vector<int> vi;
typedef vector<vi> vvi;
int main()
{
    int n, m,  k;
    cin >> n >> m;
    vvi a(n, vi(m, 0));
    for (int i = 1; i < n; ++i)
    {
        for (int j = 1; j < m; ++j)
        {
                a[i][j] = i*j;
        }
    }
    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < m; j++)
        {
            cout << setw(4) << a[i][j];
        }
        cout << endl;
    }
}