Difference between revisions of "Jigsaw Sudoku"
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Revision as of 22:03, 29 October 2021
A Jigsaw Sudoku does not have 3x3 boxes, but regions with an irregular shape.
A Jigsaw example:
.-------.---------------.-----------. | . 8 | . . . . | . . 1 | | '-------. | | | 1 . . . | . 6 | 3 . . | | .---.---: '---. | | . . | . | . | . . . | 4 . | | .---' | '---.-------'---. | | . | . . | 3 . | 8 . 7 | . | :---' | '---. '---: | . . . | . 8 . | . . . | :---. '---. | .---: | . | 7 . 1 | . 2 | . . | . | | '---.-------'---. | .---' | | . 5 | . . . | . | . | . . | | '---. :---'---' | | . . 7 | 9 . | . . . 4 | | | '-------. | | 3 . . | . . . . | 1 . | '-----------'---------------'-------'
The irregular regions allow the player to use the Law of Leftovers, a solving technique which can only be used on irregular regions.
Jigsaw is one of the most popular Sudoku Variations
