Djape's Puzzles, Books and Thoughts

4×2 Killer Sudoku!

Today’s puzzle is not the ordinary 3×3 Killer Sudoku, but rather it’s a 4×2...

Posted by djape | Sep 30, 2005 | Killer Sudoku, Old Posts |

I’ve prepared something special for Saturday’s puzzle, for two reasons: it’s a...

Posted by djape | Sep 28, 2005 | Old Posts |

Hmm, I might have overdone today’s puzzle… Maybe it was a little bit too hard? Any...

Posted by djape | Sep 28, 2005 | Old Posts |

As promised, today I’m posting something that I haven’t seen anywhere on the web...

This tip is probably the most important solving technique of Killer Sudoku, one that will save you...

Posted by djape | Sep 27, 2005 | Old Posts |

Ok I know that not everybody is good with math so here is a little tool that you could use to...

Posted by djape | Sep 27, 2005 | Old Posts |

The following list contains ALL possible cage sums that have only one solution for the...

Posted by djape | Sep 26, 2005 | Killer Sudoku, Old Posts |

I just realized that there is no reason why a Samunamupure could not also be diagonal. So, in the...

Posted by djape | Sep 26, 2005 | Old Posts |

As of today, Monday September 26, I will be posting a new Samunamupure puzzle every day (well,...

Posted by djape | Sep 20, 2005 | Killer Sudoku, Old Posts |

As promised, you can now download Perfect Sudoku v0.2. Changes are all related to the user...