#include<stdio.h>
int main()
int n,m, num = 0;
scanf("%d %d %d", &n &m, &num);
if (num !=3)
if (n <=0 || (num !=0 && num !=1))
{
    printf("Invalid input");
    return 0;
}
for (int i =0; i < n; i++)
{
    for ( int j =0; j < m; j++)
    {
        printf("%d ", num =- 0);
    }
    prrintf("\n");
}
return 0;
}