Instructions Booklet
Puzzle Booklet (Will be uploaded later)
Timing / More Information
Online Solving
Discussion Thread
Online solving using Penpa is enabled in this contest. Make sure to read the F.A.Q. on online solving before starting the contest.
Supported browsers : Latest versions of Google Chrome, Microsoft Edge, Opera. At this point, we do not support Firefox.
Tyler Chen
You may start "Happy New Year 2025 Sudoku Contest" any time between 12/31/2024 12:00:01 AM IST and 1/6/2025 11:29:59 PM IST. (Server current time 12/27/2024 4:54:31 AM)
Your timer will start when you click "Start Happy New Year 2025 Sudoku Contest" — then you will have 150 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.