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Instructions: Fill each square with a number between 1 and 9, such that each row, each column, and each 3×3 box contains each digit between 1 and 9 exactly once. There is only one way to complete the puzzle correctly.
For immediate feedback as to whether your entries are correct, select "Yes" for "Provide immediate feedback for wrong answers". Select the "Check Solution" button when done.
| 3 | 7 | 6 | ||||||
| 4 | 2 | |||||||
| 2 | 5 | 1 | ||||||
| 5 | 8 | 4 | 6 | |||||
| 6 | 4 | 5 | 7 | |||||
| 7 | 6 | 2 | 1 | |||||
| 8 | 3 | 1 | ||||||
| 8 | 3 | |||||||
| 1 | 4 | 2 |
Previous Hard puzzle: Hard puzzle #9
Full list of Sudoku puzzles
Provide immediate feedback for wrong answers?
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