Sudoku Collection: 200 Medium Sudoku XV Puzzles 9x9

By Alena Gurin

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.

• Format: Paperback
• Language: English
• ISBN: 169269314X
• ISBN13: 9781692693145
• Release Date: September 2019
• Publisher: Independently Published
• Length: 122 Pages
• Weight: 0.38 lbs.
• Dimensions: 0.3" x 6.0" x 9.0"