Codeforces Round #254 (Div. 2) 445A. DZY Loves Chessboard Solution

  Problem Link  :   https://codeforces.com/problemset/problem/445/A
 

 Solution in C++:

/// La ilaha illellahu muhammadur rasulullah

///******Bismillahir-Rahmanir-Rahim******///

/// Abul Hasnat  Tonmoy

/// Department of CSE,23rd batch

/// Islamic University,Bangladesh

///**********ALLAH IS ALMIGHTY************///

1. #include<bits/stdc++.h>
2. using namespace std;
3. int main()
4. {
5. int r,c,i,j;
6. cin>>r>>c;
7. char mt[101][101];
8. for(i=1; i<=r; i++)
9. {
10. for(j=1; j<=c; j++)
11. {
12. cin>>mt[i][j];
13. }
14. }
15. for(i=1; i<=r; i++)
16. {
17. for(j=1; j<=c; j++)
18. {
19. if(i%2==1&&j%2==1&&mt[i][j]=='.')cout<<"B";
20. else if(i%2==1&&j%2==0&&mt[i][j]=='.')cout<<"W";
21. else if(i%2==0&&j%2==1&&mt[i][j]=='.')cout<<"W";
22. else if(i%2==0&&j%2==0&&mt[i][j]=='.')cout<<"B";
23. else cout<<"-";
24. }
25. cout<<endl;
26. }
27. }