Killer X Sudoku: 200 Hard 9x9 Killer Diagonal Sudoku

By: Sudoku Mania

The objective is to fill the grid with numbers from 1 to 9 in a way that the following conditions are met: Each row, column, and nonet contains each number exactly once.The sum of all numbers in a cage must match the small number printed in its corner.No number appears more than once in a cage. (This is the standard rule for killer sudokus, and implies that no cage can include more than 9 cells.)In 'Killer X', an additional rule is that each of the long diagonals contains each number once.

• Format: Paperback
• Language: English
• ISBN: 1704690242
• ISBN13: 9781704690247
• Release Date: November 2019
• Publisher: Independently Published
• Length: 122 Pages
• Weight: 0.38 lbs.
• Dimensions: 0.3" x 6.0" x 9.0"