// editor5
#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");
        return 0;
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            printf("%d", num);
            if(j < m - 1) printf(" ");
        }
        if (i < n - 1) printf("\n");
    }
    return 0;
}