Sudoku › Hard

Hard Sudoku — Puzzle 16

835
218
69
91
82
158692
651
23
571

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.

168392745
293574168
754168329
429715683
876923451
315486972
982637514
641259837
537841296

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