Binary Puzzle: 250 Medium To Hard Logic Puzzles 7X7 (Binary Collection)

The goal is to fill in the grid with digits "0" and "1" according to the following rules: There are as many digits "1" as digits "0" in every row and every column (or one more for odd sized grids).No more than two cells in a row can contain the same number.Each row is unique, and each column is unique.

• • Author: Mindful Puzzle Book
• • Publisher: Independently Published
• • Publication Date: May 14, 2019
• • Number of Pages: 144 pages
• • Language: English
• • Binding: Paperback
• • ISBN-10: 1098747925
• • ISBN-13: 9781098747923