InterviewBit Problems   Sudoku : Solved

About the Sudoku : Solved category (1)
Smpl solution to understand (5)
Java. Can someone help me identify the mistake in the code (1)
Short with less space and time complexity comparison to editorial (1)
Getting TLE. Can anyone please help? (2)
Java helper code (having array instead of arraylist) (1)
Sudoku - Java Solution - No Extra Space (1)
Here's my c++ solution (2)
Sweet and simple C++ easy to understand code working fine (1)
Getting TLE. Can anyone please help where I am getting wrong? (1)
Cpp recursive solution (1)
Someone please tell what's wrong with this simple solution (1)
C++ Solution using Recursion (1)
Hope this helps, #memenation (1)
Solved problem's status is still in progress and incomplete (1)
Requesting C# Version For This Problem (1)