View Code of Problem 53

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