#include<stdio.h> int main() { int n = 0; scanf("%d",&n); int arr[30][30]; int i = 0; for(i = 0;i<n;i++) { int j = 0; for(j = 0;j<=i;j++) { if(j == 0 || i == j) arr[i][j] = 1; else arr[i][j] = arr[i-1][j-1]+arr[i-1][j]; } } for(i = 0;i<n;i++) { int j = 0; for(j = 0;j<=i;j++) printf("%5d",arr[i][j]); printf("\n"); } return 0; }