View Code of Problem 57

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