Binary Puzzle Books - 400 Easy to Master Puzzles 7x7 (Volume 1) (Paperback) (ISBN-13: 9781692949037)

Binary puzzle (also known as "Binairo", "Takuzu", "Tohu wa Vohu") is a logic puzzle that you can solve by using only zeros and ones.
The rectangular or square grid should fill the numbers in accordance with the following rules:
- Each row and each column contain the same number of digits "1" as digits "0" (or one more for odd sized grids).
- The same number can only be in no more than two cells in a row.
- Each line must be unique, and each column must be unique.

Author: Dart Veider, Dmytro Khomiak
ISBN-10: 1692949039
ISBN-13: 9781692949037
Publisher: Independently Published
Language: English
Published: 09/13/2019
Pages: 240
Format: Paperback
Weight: 0.72lbs
Size: 9.00h x 6.00w x 0.51d