View Code of Problem 53

#include<stdio.h>
int main()
{
	int n;
	scanf("%d",&n);
    if(n>=1&&n<=9)
	{
		int i,j,k;
		for(i=1;i<=n;i++)
		{
			for(k=1;k<=n-i;k++)
				printf(" ");
			for(j=1;j<=2*i-1;j++) 
				printf("*");
			printf("\n");
		}

		for(i=n-1;i>=0;i--)
		{
			for(k=1;k<=n-i;k++)
				printf(" ");
			for(j=1;j<=2*i-1;j++) 
				printf("*");
			printf("\n");
		}


	}
return 0;
}