Sudoku Collection - Alena Gurin - Books -  - 9781691689002 - September 7, 2019
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Sudoku Collection

Sudoku XV is the variation of the original sudoku. All adjacent cells with two digits summing to 10 are marked by X, while those summing to 5 are marked by V. The cells edges which do not contain an X or a V cannot have digits summing to 5 or 10.

Media Books     Paperback Book   (Book with soft cover and glued back)
Released September 7, 2019
ISBN13 9781691689002
Pages 122
Dimensions 152 × 229 × 7 mm   ·   172 g
Language English  

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