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"Japanese Escape!" by SPAM

added 26 Jun 2006 09:54
Solved2/2
Cooked0/2
Difficulty1.50
Style2.50
Rigidity9.00
Shortest Solution
Namespeedrun
Length755 moves
Byjojo
On14 Nov 2007 12:05

Comments (turn spoilers off)
9106 Japanese Escape! jojo (601) Wed 14 Nov 2007 12:05 SPOILER
  Added speedrun: 755 moves (old: 765).
 
6500 Japanese Escape! mm (690) Mon 26 Jun 2006 17:27 SPOILER
  I did transscribe this to normal numbers and have tried to solve it on paper - but that seems impossible. I might be too silly, or is there a problem?
 
6498 Japanese Escape! SPAM (1014) Mon 26 Jun 2006 17:14  
  Moved to graveyard:
Oops! I'm really sorry! Guess I didn't test carefully enough. New version coming soon...
 
6496 Japanese Escape! bpotetz (144) Mon 26 Jun 2006 15:38 SPOILER
  I looked for a solution to this but didn't find one (meaning: self-contradition). It's easy enough to solve the escape level by checking the pattern of panels in bizzaro-world, so I did, and it looks like row 4 contains 2 twos. What's up with that?

Anyway, it's hard to know how to rank difficulty in this sort of level, since you can read the solution off the panel colors. I chose to rank it as an escape level.
 
6495 Japanese Escape! Tom 7 (1) Mon 26 Jun 2006 10:48  
  heee, nice. Of course, this embedding hard-codes the solution rather than checking it by some mechanism. (I wish I had a name to describe such embeddings--maybe "extrinsic"?) The particular way it's encoded makes it easy to solve by looking at the alternate layer. Nonetheless, Kudos for your courage!

By the way, it's pretty clear that an "intrinsic" 9-digit su doku (with checking mechanism) would not fit in the regular board size, since even this one basically maxes it out. How do people feel about increasing the board size? Are editors running into size limitations frequently? I'm not sure what I think...
 
6494 Japanese Escape! SPAM (1014) Mon 26 Jun 2006 09:54  
  'Japanese Escape!' uploaded by SPAM:
My desperate try to make a working 9*9 sudoku. It works, but it probably doesn't look that good and is hard to understand. Other disadvantages are that it needs a huge board and that it only works for one solution (but that's not too bad, because there's ussually only one solution ;)).
The puzzle itself is self-made, not taken from any book. It shouldn't be too hard for practised sudoku solvers (maybe I'll make a hard one soon).
Hope you'll enjoy it!