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