#include<stdio.h>
int main() {
    int n,m,x,i,j;
    scanf("%d%d%d", &n, &m, &x);
    if (n <= 0 || m <= 0) (x <= 0 && x <= 1);
    {
    printf("Invalid input\n");return 0;}
    for (int i = 0; i < n; i++) {
        for(int j = 0; j < m; j++) {
            printf("%d ", num);
        }
        printf("\n");
    }
    
    return 0;
}