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