#include <stdio.h>
void main() {
  int co[20],ne[20],i,n,j;

  printf("give me the max power --> "); scanf("%d",&n);
  co[0]=co[1]=1; /* 1 */
  for (i=0; i<=1; i++) {
    for (j=1; j<=n-i; j++) printf("  ");
    for (j=0; j<=i; j++) printf("%4d",co[j]);
    printf("\n");
  }
  for (i=2; i<=n; i++) {
    ne[0]=ne[i]=1;
    for (j=1; j<=i-1; j++) ne[j]=co[j-1]+co[j]; /* 0 - i */
    for (j=1; j<=n-i; j++) printf("  ");
    for (j=0; j<=i; j++) printf("%4d",ne[j]);
    printf("\n");
    for (j=0; j<=i; j++) co[j]=ne[j];
  }
}