View Code of Problem 57

# include<stdio.h>
int main(void)
{
  int n,i,j,t;
  scanf("%d",&n);
  for(i=1;i<=n;++i)
  {
    for(j=n-i;j>0;--j)
    {
      printf(" ");
    }
    for(t=1;t<=i;++t)
    {
      printf("%d",t);
    }
    for(t=i-1;t>0;--t)
    {
      printf("%d",t);
    }
    printf("\n");
  }
  for(i=1;i<n;++i)
  {
    for(j=0;j<i;++j)
     {
       printf(" ");
     }
    for(t=1;t<=n-i;++t)
    {
      printf("%d",t);
    }
    for(t=n-i-1;t>0;--t)
    {
        printf("%d",t);
    }
    printf("\n");
  }
  return 0;
}