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: HARD

Where are the daily puzzles gone?

Dear all, First I must apologize for keeping you in the dark regarding what’s going on with the daily puzzles. The truth is that I’ve been working hard on my PhD thesis and just had no time to update the daily and weekly puzzles pages. Now… the daily Killer Sudoku, the daily Sudoku variants and […]
Posted in General | Also tagged , , , , , , , , | 10 Responses

Kenkuro

Kenkuro puzzles are something that I invented (or at least haven’t seen them elsewhere) and I will try to promote them more. So, starting January 1, 2013, there will be another daily page with Kenkuros! Here is a sample Kenkuro for today. I will also send it later today in the newsletter. Kenkuro – a […]
Kakuro  and Kenkuro  book, 200 puzzles

Posted in Free sample puzzles, Kakuro | Also tagged , , , | 1 Response

Why do I make puzzles? A brief history of Djape.net

A short answer to that question would be: because I enjoy doing it! … but here is a long version, too. Back in the summer of 2005 I realized that it’s about time I had my own website. At that point I had been computer programming for years and it kinda made sense that I […]
Posted in General, Killer Sudoku, Reviews, Samurai sudoku, Washington Post | Also tagged , , , , , , , , , , , , , , , , , , , , , , , , , | 6 Responses

Outside Sudoku and its variants: You Really Should Try this Type of Sudoku

After two new book reviews from Amazon that I posted, here I’m posting all reviews of one of the books that should catch your attention: Outside Sudoku and its variants. This book is special because it contains a variety of a variety. 🙂 Outside Sudoku puzzles have essentially the same rules as classic Sudoku, but […]
Posted in Jigsaw Sudoku, Reviews | Also tagged , , , , , , , , , , , , , , , , , , , , , , , | 2 Responses

Saturday Special: Anti-King Killer Sudoku

Here’s another Anti-Chess sample puzzle: this one’s a bit harder than the last one. This one’s a HARD (4/5…BRAIN/IQ) Anti-King Killer (this puzzle was originally classified insane, but is actually easier than the insane puzzles in the book) Anti-King means that no two cells one king’s move move away from each other in chess can […]
Fiendish Killer Sudoku Book

Posted in Free sample puzzles, Killer Sudoku | Also tagged , , , , , , , , , | 5 Responses

My puzzles in Washington DC and New York City

This is just a reminder that tomorrow, on Sunday, February 28, 2010, my Samurai Sudoku puzzles will restart in the Comics section of The Washington Post. Also, I am pleased to announce that I’ve made a deal with Kinokuniya bookstore from New York City. They will offer for sale all of my books, all 28 […]
Posted in Bookstores, Puzzle books, Samurai sudoku, Washington Post | Also tagged , , , , , , | 5 Responses

Kakuro HARD

It’s been a long while since my previous Kakuro puzzle. Here is a new one. It’s rather difficult. Of course, just a reminder that there is a book full of my Kakuro puzzles. Kakuro for Thursday, January 21, 2010 – Difficulty: HARD. Click on the puzzle thumbnail to access the puzzle.
Medium Hard Kakuro Puzzles Book

Posted in Free sample puzzles, Kakuro | Also tagged , | Leave a comment

Pic-a-pix

It’s been a while since I last posted a Nonograms (aka Picross aka Hanjie aka Griddlers) puzzle, so here is a new one. Click on the puzzle thumbnail to access the puzzle. Enjoy!
Big Picross Hanjie Griddlers Nonograms Oekaki Japanese Picture puzzles book

Posted in Free sample puzzles, Picross | Also tagged , , , , , | 2 Responses

Butterfly Killer Samurai Sudoku (#3 I think)

Weekend Special: Butterfly Samurai Killer Sudoku with diagonal cages! This puzzle consists of 20 (twenty) 9×9 Sudoku sub-puzzles. There are 5 groups of 4 puzzles. Each group of 4 is arranged Butterfly-style, and those 5 groups are arranged Samurai-style. Please make sure you understand how the puzzles are arranged before attempting to solve the puzzle. […]
Killer Sudoku Samurai: 65 puzzles (Volume 1)

Posted in Free sample puzzles, Killer Sudoku, Samurai sudoku | Also tagged , , , , , , , , , | 6 Responses

Daily Consecutive/Non-consecutive puzzles

Well, it’ time to revive the “Daily Sudoku variants” page. First of all, that page has been renamed to “(Non)consecutive”. Since this variation of Sudoku puzzles has proven to be more popular than odd/even and greater/less than, I have decided to give you one such puzzle every day, Monday to Friday. Hardest puzzles (IQ/Insane) will […]
Posted in General, Killer Sudoku, Sudoku Variants | Also tagged , , , , , , , , , , , , , | 3 Responses
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