The official period for "Indian Sudoku Championship Finals 2020 - Round 4" is over. However, you can participate unofficially using this link.

Your timer will start when you click "Start Indian Sudoku Championship Finals 2020 - Round 4" — then you will have 45 minutes to solve and submit your answers.

A timer will be shown the answer page with the remaining time.

If you have any questions or doubts or suggestions, please ask in the forum.