Rules of 'No Knight Step Sudoku'

Place numbers in the grid such that each row, column and 3x3 box contain the numbers 1 to 9. No cell that is a knight-step away can contain the same digit. In chess, a knight moves two squares forward followed by one sideways.

EXAMPLE:














UNIQUE SOLUTION:

8 comments:

  1. Rohan RaoDecember 13, 2008 at 10:45 PM

    This is one of the recently made variations of sudoku.

    Its not very difficult.

    ReplyDelete
  2. Rohan RaoFebruary 1, 2009 at 12:21 AM

    This sudoku is also called 'Anti-Knight Sudoku'.

    ReplyDelete
  3. Rajesh KumarApril 12, 2012 at 9:27 PM

    Whatever I try to search related to puzzles, your blog is always there in search results.

    ReplyDelete
  4. rajuJune 18, 2015 at 11:10 AM

    my doubts cleared on ur blogs....

    ReplyDelete
  5. Two Min FunJanuary 27, 2019 at 1:42 AM

    Very interesting...liked it

    ReplyDelete
  6. UnknownApril 27, 2020 at 1:05 PM

    Is this rules applies to all sudoko or just for specific

    ReplyDelete
  7. AnonymousMay 1, 2020 at 4:05 PM

    This rule only applies to certain Sudoku. It will say if there is a knight's move restriction

    ReplyDelete
  8. Tukang FatwaMay 29, 2020 at 10:05 AM

    Pls specify restriction for knight's move

    ReplyDelete