3
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1
9
1
6
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2
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7
4
1
8
3
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2
8
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7
Time 00:00
Mistakes 0
Ready
Daily sudoku — 2026-12-31
Hard level, 25 clues. The board is generated from the date, so this link will show the same puzzle to anyone who opens it.
Difficulty rotates by weekday: Monday and Tuesday are easier, Friday to Sunday are the hard ones. The archive is generated ahead of time, so tomorrow's puzzle is already there if you want a preview.