#include <stdio.h>
int main () {
    int n, m, num;
    int i, j;
scanf("%d", &n);
scanf("%d", &m);
scanf("%d", &num);

if (num != 0  && num != 1);
{
    printf("Invalid input");
    return 0;
}

for (int i = 0; i < n; i++)
{
    for (int j = 0; j < m; j++)
    {
        if (j == m - 1)
        printf("%d",num);
    else
    printf("%d ",num;)
    }
    printf("\n");
}
return 0;
}