View Code of Problem 53

# include<stdio.h>
int main(void)
{
  int n,i,j,m;
  scanf("%d",&n);
  for(i=1;i<2*n;++i)
  {
	  if(i<=n)
	  {
		  for(j=n-i;j>0;--j)
		  {
			printf(" ");
		  }
		  for(j=2*i-1;j>0;--j)
		  {
			printf("*");
		  }
		  printf("\n");
	  }
	  else
	  {
		  for(m=i-n;m>0;--m)
		  {
			  printf(" ");
		  }
		  for(m=(2*n-i)*2-1;m>0;--m)
		  {
			  printf("*");
		  }
		  printf("\n");
	  }
  }
  return 0;
}