This is the archive of the old posts from Djape .Net, more or less as they used to be. Please go to djape.net to see the new website.

Tag Archives: Double Sudoku

Double Harakiri Sudoku X

By djape | Published: March 30, 2006
More unique Sudoku puzzles that you’ve never seen before – for die hard fans of big Sudoku puzzles, here is another one – Double Sudoku Harakiri X! There are 13 classic sub-puzzles, which of course don’t have their own (unique) solutions but all together constitute a puzzle with a single solution. This time, however, you […]
Super Sudoku Quad Samurai Puzzle Book with Variants

Posted in Free sample puzzles, Samurai sudoku, Sudoku Variants | Also tagged , , , , | 4 Responses

Twin Nonets

By djape | Published: December 8, 2005
Lets formalize the technique that can be used when solving overlapping puzzles, which I have been referring to as “the new solving technique” and that I now call Twin Nonets. Basically, this technique is a sub-technique (or if you like – a consequence) of the naked/hidden triplets technique that you are all probably aware of. […]
Posted in Solving tips | Also tagged , , , , , , , , | 12 Responses
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