Anti-King Sudoku puzzle 91 - Extreme Anti-King Sudoku 12x12

Posted on February 19, 2017

I always find it gratifying when I finally solve a Anti-King Sudoku puzzle. I felt thrilled when I solved this Anti-King Sudoku puzzle.

How to play Anti-King Sudoku: The goal of Anti-King Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once. Furthermore equal numbers can be neither orthogonally nor diagonally adjacent.