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.