View Code of Problem 53

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