View Code of Problem 57

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

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