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Only your first name and surname initial will be shown on the leaderboard. We do not publicly show your email address.
Fill every row, column and box with the numbers 1 to 9
Game over
That was your third mistake, so this puzzle is finished and the clock has stopped. No points this time.
- Wrong: a mistake (3 ends the game)
- Hint
Leaderboard
- No scores yet. Be the first!
Scoring: finish the puzzle to score. Harder levels are worth more (up to 100, 200, 300 and 400 points) and solving quickly earns a bonus. Each hint costs a little, each mistake costs 10%, and a third mistake ends the game.

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