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