Write a program that prints a simple chessboard.

Write a program that prints a simple chessboard.

Input format:

The first line contains the number of inputs T. The lines after that contain a different values for size of the chessboard

Output format:

Print a chessboard of dimensions size * size. Print a Print W for white spaces and B for black spaces.

Input:

2 3 5

Output: 

WBW
BWB
WBW
WBWBW
BWBWB
WBWBW
BWBWB
WBWBW

Source Code:

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


Output:

2 3 5                                                                                                                   

WBW                                                                                                                     

BWB                                                                                                                     

WBW                                                                                                                     

WBWBW                                                                                                                   

BWBWB                                                                                                                   

WBWBW                                                                                                                   

BWBWB                                                                                                                   

WBWBW