Rules
In addition to standard Killer Sudoku rules, no two cells a knight’s move [2,1] away from each other can be consecutive. For example, a 5 cannot be a knight’s move away from a 4 or a 6.
In addition to standard Killer Sudoku rules, no two cells a knight’s move [2,1] away from each other can be consecutive. For example, a 5 cannot be a knight’s move away from a 4 or a 6.
