4x4 puzzles

Everything about Sudoku that doesn't fit in one of the other sections

4x4 puzzles

Postby Guest » Fri May 13, 2005 3:50 am

Someone must have tried it. Any specific challenges? Are they harder / easier, possible even?
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Postby Guest » Fri May 13, 2005 3:52 am

By that I mean 4x4 boxes, i.e. 16x16 cells!
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Postby Lindy » Fri May 13, 2005 12:49 pm

Hi

I've done 16x16 puzzles in the past and 25x25. I'd say they were harder and more time consuming, but definitely doable. Biggest I've ever seen is a 48x48!
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Postby Animator » Fri May 13, 2005 6:00 pm

Harder/easier then what?

An 'easy' 4x4 (boxes) sure isn't harder then a 'hard' 3x3 (boxes) puzzle in my opinion...

The main difference between a 4x4 and a 3x3 is that you need to pay more attention, as in more numbers to consider etc... :)
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Postby Guest » Sun May 22, 2005 5:33 pm

Lindy,

don't you mean 49x49?:?:
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Postby lunababy_moonchild » Sun May 22, 2005 9:26 pm

I've done 16 x 16 cell puzzles and would agree with Animator "An 'easy' 4x4 (boxes) sure isn't harder then a 'hard' 3x3 (boxes) puzzle" and "The main difference between a 4x4 and a 3x3 is that you need to pay more attention, as in more numbers to consider etc... "

It does make a refreshing change, from time to time.

Luna
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Postby Lindy » Tue May 24, 2005 11:20 am

Sudoku Wiz, you're correct. 49x49. Sorry - my bad!
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4X4 Puzzles

Postby Guest » Mon May 30, 2005 4:45 pm

A 4X4 puzzle uses Hexadecimal I suppose.
A 5X5 puzzle could use the letters of the alphabet, less one.
Has anyone made such a puzzle?

Steve
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Postby Guest » Thu Jun 02, 2005 4:18 pm

16 by 16 cells aren't "difficult" they are just rather time consuming. Give me a tricky 9 by 9 cells any day of the week!
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Postby IQ » Fri Jun 17, 2005 9:49 pm

I've seen 16 x 16 ones before. Intriguing the way they work - like hexadecimal:
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F

They're much more time-consuming, but not necessarily harder
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Postby lunababy_moonchild » Sat Jun 18, 2005 8:39 am

Haven't tried a 5x5 but I'll crank up the program and give it a go.

Get back to you on it.

Luna
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Postby lunababy_moonchild » Sat Jun 18, 2005 10:05 am

Unless I'm doing something wrong, the program doesn't generate a 5x5 grid - I'm assuming that's 5 cells by 5 cells. It does 4x4 and 6x6 but not 5x5.

Luna
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Postby johnw » Sat Jun 18, 2005 10:29 am

There can be no such thing as a sudoku of 5x5 cells, because there would be nowhere to put the thick lines. (5 being a prime number...)

If "normal" sudoku is 3x3, that means the small boxes are 3x3 cells, and the whole puzzle is 3x3 small boxes.

If a program generates a puzzle of 6x6 cells, that is 2x3 boxes each of 3x2 cells.

So 5x5 actually means 25x25 cells or truly massive.
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Postby lunababy_moonchild » Sat Jun 18, 2005 2:25 pm

Fair enough.

The largest I can get the program to go is 16x16 cells in either 2x8 or 8x2 or 16x16 boxes.

Luna
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