Anti-King Sudoku

It is a Sudoku variant with additional problems based on the moves of chess pieces. In this case, it is the move of the chess king.

Anti-King Sudoku

Rules: In each cell of the NxN grid, enter a number in the range 1–N. Each number must appear exactly once in each row, column, and block.
Additional rules: The same numbers must not touch diagonally.

Anti-King Sudoku #52

Size: 9x9
Level: tricky
Solution: no

Anti-King Sudoku #51

Size: 9x9
Level: tricky
Solution: no

Anti-King Sudoku #50

Size: 9x9
Level: normal
Solution: no

Anti-King Sudoku #49

Size: 9x9
Level: normal
Solution: no

Anti-King Sudoku #48

Size: 9x9
Level: normal
Solution: no

Anti-King Sudoku #47

Size: 9x9
Level: normal
Solution: no

Anti-King Sudoku #46

Size: 9x9
Level: normal
Solution: no

Anti-King Sudoku #45

Size: 9x9
Level: easy
Solution: no

Anti-King Sudoku #44

Size: 9x9
Level: easy
Solution: no

Anti-King Sudoku #43

Size: 9x9
Level: easy
Solution: no

Anti-King Sudoku #42

Size: 9x9
Level: easy
Solution: no

Anti-King Sudoku #41

Size: 9x9
Level: easy
Solution: no

Anti-King Sudoku #40

Size: 9x9
Level: hard
Solution: no

Anti-King Sudoku #39

Size: 9x9
Level: hard
Solution: no

Anti-King Sudoku #38

Size: 9x9
Level: hard
Solution: no

Anti-King Sudoku #37

Size: 9x9
Level: hard
Solution: no