This interactive page has embedded software that can solve a class of sudoku puzzles by elimination. Some puzzles may resist the elimination method, this program at least reduces the size of the solution space. Sometime in the future I'll add a BF&I technique to deal with the hard problems.
| Remaining: | 81 | |||||||
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| 1 | 2 | 3 |
| 4 | 5 | 6 |
| 7 | 8 | 9 |
| clear | ||
DO IT: once or to the end
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