Here is another less common Sudoku variation Highest Difference Sudoku. This Sudoku type is also known as "MinMax Sudoku".
This Highest Difference Sudoku is my 33rd contribution for The League of Extraordinary Ladies and Gentlemen.
Highest Difference Sudoku Rules
Classic Sudoku Rules apply. Additionally, outside clues correspond to the highest difference between two of the first three cells in the corresponding direction.
|Highest Difference Sudoku (Daily Sudoku League #33)|
|Frameless Irregular Sudoku (Daily Sudoku League #32) Solution|