Pattern Printing - Diamond Numbers

                                                   Pattern Printing - Diamond Numbers

Given an integer N as the input, print the pattern as given in the Example Input/Output section.

Input Format:
The first line contains N.

Output Format:
2N-1 lines containing the desired pattern.

Boundary Conditions:
2 <= N <= 50

Example Input/Output 1:
Input:
3

Output:
0 0 1 0 0
0 2 0 8 0
3 0 0 0 7
0 4 0 6 0
0 0 5 0 0

Example Input/Output 2:
Input:
5

Output:
0 0 0 0 1 0 0 0 0
0 0 0 2 0 16 0 0 0
0 0 3 0 0 0 15 0 0
0 4 0 0 0 0 0 14 0
5 0 0 0 0 0 0 0 13
0 6 0 0 0 0 0 12 0
0 0 7 0 0 0 11 0 0
0 0 0 8 0 10 0 0 0
0 0 0 0 9 0 0 0 0

c program:

#include<stdio.h>

#include <stdlib.h>

int main()

{

int n;

scanf("%d",&n);

for(int i=0;i<2*n-1;i++)

{

    for(int j=0;j<2*n-1;j++)

    {

        if(i==n-j-1)

        {

            printf("%d ",i+1);

        }

        else if(i==j-n+1)

        {

            printf("%d ",4*n-i-3);

        }

        else if(i==j+n-1)

        {

            printf("%d ",i+1);

        }

        else if(n-1==i+j+2-2*n)

        {

          printf("%d ",4*n-i-3);  

        }

        else

        {

            printf("0 ");

        }

    }

    printf("\n");

}

}