#include <stdio.h>

int main()
{
    int i, j, n, a[34][34];
    scanf("%d", &n);
    for (i = 0; i < n; i++)
    {
        a[i][0] = 1;
        a[i][i] = 1; 
        for (j = 1; j < i; j++)
            a[i][j] = a[i-1][j-1] + a[i-1][j];
    }
    for (i = 0; i < n; i++)
    {
        for (j = 0; j <= i; j++)
            printf("%d ", a[i][j]);
        printf("\n");
    }
    return 0;
}