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Hard Sudoku — Puzzle 54

8961
31
6928
985
3547
7
421
187
63

Solve it here

Tap an empty square, then tap a number. Or print the page and use a pencil.

0 of 55 squares filled

Fill every row, every column and every 3 by 3 box with the numbers 1 to 9. This puzzle has 26 given numbers and exactly one solution.

897435612
321768594
564912378
679821453
138654729
245397186
453279861
916583247
782146935

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