The New Sudoku Players' Forum

by **wapati** » Sun Mar 11, 2007 6:49 am

Code: Select all: . 3 .|9 . .|7 6 . 6 . .|. 5 .|. . 4 . . 2|. . 7|. . 9 -----+-----+----- 7 . .|. 8 1|4 . . . 8 .|4 . 6|. 7 . . . 4|3 7 .|. . 1 -----+-----+----- 3 . .|7 . .|6 . . 8 . .|. 6 .|. . 3 . 2 6|. . 3|. 1 .

Not too bad, not too good.

by **wapati** » Sun Mar 11, 2007 6:52 am

A LOT of givens.

Code: Select all: . . 7 | . . 4 | . . 1 . 9 . | 5 . . | 7 . . 8 . . | . 6 . | 5 4 . --------------------- . 3 . | . 7 5 | . . 6 . . 5 | 6 . 9 | 3 . . 9 . . | 8 3 . | . 5 . --------------------- . 4 9 | . 5 . | . . 8 . . 8 | . . 3 | . 2 . 5 . . | 4 . . | 9 . .

by **wapati** » Mon Mar 12, 2007 4:36 am

Pretty easy, this one.

There are all three types of Turbot and a swordfish.

Code: Select all: 1.4.56..2 ..2..9... 86.1..... ..1.3..87 2..7.8..5 78..1.2.. .....1.98 ...9..1.. 9..28.5.3

by **wapati** » Mon Mar 12, 2007 5:57 am

I was going to bed for the night and this popped up.

I am sorry if there is a shortcut that makes this one easy....

Code: Select all: 8 . . | . . . | . . 9 . 7 . | 9 . . | 6 5 . . . . | . 4 7 | . 1 . --------------------- . 1 . | 2 8 . | 9 . . . . 9 | 7 . 5 | 2 . . . . 5 | . 9 4 | . 8 . --------------------- . 2 . | 8 5 . | . . . . 5 1 | . . 9 | . 2 . 9 . . | . . . | . . 3

by **wapati** » Tue Mar 13, 2007 5:32 am

Lots of fins, pretty cool pattern...a keeper!

Code: Select all: 5 . 4 | 3 . . | . . . . . 3 | . . 1 | 5 . . 1 7 . | . . 4 | . 3 . --------------------- 9 . . | . 4 . | 8 6 . . . . | 9 . 3 | . . . . 1 2 | . 5 . | . . 3 --------------------- . 2 . | 7 . . | . 5 4 . . 7 | 4 . . | 1 . . . . . | . . 9 | 3 . 8

by **wapati** » Tue Mar 13, 2007 5:33 am

This is pretty tough, I quite like it!

Code: Select all: . 4 .|. 8 5|. 6 . 8 . .|1 . .|4 . 9 . . .|. . .|. 8 . -----+-----+----- . 3 .|. 1 .|. . 7 6 . .|7 . 3|. . 5 4 . .|. 2 .|. 3 . -----+-----+----- . 6 .|. . .|. . . 3 . 5|. . 8|. . 4 . 8 .|3 6 .|. 5 .

by **wapati** » Thu Mar 15, 2007 2:39 am

This isn't too bad for fin solvers. Lots of fins!

Code: Select all: 2 9 . | . . . | 8 . . 1 . 4 | 8 . . | . 6 . . 6 . | . 1 . | . . 2 --------------------- . 3 . | . 8 5 | . . . . . 8 | 7 . 3 | 6 . . . . . | 6 2 . | . 8 . --------------------- 4 . . | . 7 . | . 5 . . 7 . | . . 8 | 9 . 6 . . 6 | . . . | . 7 8

by **wapati** » Thu Mar 15, 2007 2:42 am

Pretty tough.

Variety, for sure.

Code: Select all: . . 5|8 4 .|. 9 7 . . .|. 3 .|. . 4 8 . .|. . .|5 . . -----+-----+----- 5 . .|. 2 9|. . . 9 7 .|5 . 6|. 4 2 . . .|3 1 .|. . 5 -----+-----+----- . . 9|. . .|. . 1 3 . .|. 5 .|. . . 2 1 .|. 6 3|7 . .

by **wapati** » Fri Mar 16, 2007 6:52 pm

Several fins, many strange potential paths!

Code: Select all: . 1 . | . . . | 3 . . 7 . . | . 4 . | . 6 . . . . | 9 . 1 | 5 . 8 --------------------- . . 6 | . 8 5 | 7 . . . 8 . | 4 . 7 | . 1 . . . 3 | 1 6 . | 8 . . --------------------- 9 . 7 | 5 . 4 | . . . . 5 . | . 1 . | . . 6 . . 1 | . . . | . 5 .

by **wapati** » Fri Mar 16, 2007 6:55 pm

This isn't as easy as it looks, or is it?

Code: Select all: 8 . . | . . 2 | 5 . . . 4 2 | 9 . . | . 7 . . 1 . | . . . | . . 9 --------------------- . 2 . | 5 7 . | . . 3 . . . | 2 . 1 | . . . 1 . . | . 9 3 | . 4 . --------------------- 2 . . | . . . | . 5 . . 5 . | . . 8 | 4 3 . . . 8 | 3 . . | . . 6

by **wapati** » Sun Mar 18, 2007 6:08 am

At least two finned fish, if you want to avoid chains and technicolor.

Code: Select all: 4 . . | 3 9 . | . 1 5 . . . | . 1 . | 4 . 8 . . 8 | . . . | . 3 . --------------------- 8 . . | . 3 . | . . . 9 1 . | 6 8 2 | . 4 3 . . . | . 5 . | . . 9 --------------------- . 5 . | . . . | 3 . . 2 . 1 | . 6 . | . . . 3 9 . | . 2 5 | . . 6

by **daj95376** » Sun Mar 18, 2007 5:29 pm

wapati wrote:Several fins, many strange potential paths!

Code: Select all
. 1 . | . . . | 3 . . 7 . . | . 4 . | . 6 . . . . | 9 . 1 | 5 . 8 --------------------- . . 6 | . 8 5 | 7 . . . 8 . | 4 . 7 | . 1 . . . 3 | 1 6 . | 8 . . --------------------- 9 . 7 | 5 . 4 | . . . . 5 . | . 1 . | . . 6 . . 1 | . . . | . 5 .

Nice!!!

Code: Select all: # after SSTS *--------------------------------------------------------------------* | 48 1 489 | 26 5 26 | 3 7 49 | | 7 29 5 | 38 4 38 | 129 6 129 | | 6 3 24 | 9 7 1 | 5 24 8 | |----------------------+----------------------+----------------------| | 1 249 6 | 23 8 5 | 7 2349 24 | | 25 8 29 | 4 239 7 | 6 1 2359 | | 245 7 3 | 1 6 29 | 8 249 2459 | |----------------------+----------------------+----------------------| | 9 6 7 | 5 23 4 | 12 8 123 | | 2348 5 248 | 7 1 2389 | 249 239 6 | | 38 24 1 | 368 29 368 | 249 5 7 | *--------------------------------------------------------------------*

Code: Select all: # finned Starfish c13468/r13468 *-----------------------------------* | . . . | *2 . *2 | . . . | | . 2 . | . . . | 2 . 2 | | . . *2 | . . . | . *2 . | |-----------+-----------+-----------| | . -2 . | *2 . . | . *2 2 | | #2 . #2 | . 2 . | . . 2 | | *2 . . | . . *2 | . *2 2 | |-----------+-----------+-----------| | . . . | . 2 . | 2 . 2 | | *2 . *2 | . . *2 | 2 *2 . | | . 2 . | . 2 . | 2 . . | *-----------------------------------*

Code: Select all: # finned Jellyfish r2579/c2579 *-----------------------------------* | . . . | 2 . 2 | . . . | | . *2 . | . . . | *2 . *2 | | . . 2 | . . . | . 2 . | |-----------+-----------+-----------| | . -2 . | 2 . . | . 2 2 | | #2 . #2 | . *2 . | . . *2 | | 2 . . | . . 2 | . 2 2 | |-----------+-----------+-----------| | . . . | . *2 . | *2 . *2 | | 2 . 2 | . . 2 | 2 2 . | | . *2 . | . *2 . | *2 . . | *-----------------------------------*

[Edited: changed Sashimi to finned. Thanks ronk!!!]

by **daj95376** » Sun Mar 18, 2007 6:54 pm

wapati wrote:Several fins, many strange potential paths!

Code: Select all
. 1 . | . . . | 3 . . 7 . . | . 4 . | . 6 . . . . | 9 . 1 | 5 . 8 --------------------- . . 6 | . 8 5 | 7 . . . 8 . | 4 . 7 | . 1 . . . 3 | 1 6 . | 8 . . --------------------- 9 . 7 | 5 . 4 | . . . . 5 . | . 1 . | . . 6 . . 1 | . . . | . 5 .

Later, nice again!

Code: Select all: *--------------------------------------------------------------------* | 48 1 489 | 26 5 26 | 3 7 49 | | 7 29 5 | 38 4 38 | 129 6 19 | | 6 3 24 | 9 7 1 | 5 24 8 | |----------------------+----------------------+----------------------| | 1 49 6 | 23 8 5 | 7 2349 24 | | 25 8 29 | 4 239 7 | 6 1 359 | | 245 7 3 | 1 6 29 | 8 249 459 | |----------------------+----------------------+----------------------| | 9 6 7 | 5 23 4 | 12 8 123 | | 2348 5 48 | 7 1 2389 | 49 239 6 | | 38 24 1 | 368 29 368 | 249 5 7 | *--------------------------------------------------------------------*

Code: Select all: # finned Sashimi Starfish r13568/c13468 *-----------------------------------* | . . . | *2 . *2 | . . . | | . 2 . | . . . | 2 . . | | . . *2 | . . . | . *2 . | |-----------+-----------+-----------| | . . . | -2 . . | . 2 2 | | *2 . *2 | . #2 . | . . . | | *2 . . | . . *2 | . *2 . | |-----------+-----------+-----------| | . . . | . 2 . | 2 . 2 | | *2 . . | . . *2 | . *2 . | | . 2 . | . 2 . | 2 . . | *-----------------------------------*

Code: Select all: # finned Sashimi Jellyfish c2579/r2479 *-----------------------------------* | . . . | 2 . 2 | . . . | | . *2 . | . . . | *2 . . | | . . 2 | . . . | . 2 . | |-----------+-----------+-----------| | . . . | -2 . . | . 2 *2 | | 2 . 2 | . #2 . | . . . | | 2 . . | . . 2 | . 2 . | |-----------+-----------+-----------| | . . . | . *2 . | *2 . *2 | | 2 . . | . . 2 | . 2 . | | . *2 . | . *2 . | *2 . . | *-----------------------------------*

[Addendum: this one better be Sashimi, ronk!]

by **daj95376** » Sun Mar 18, 2007 7:49 pm

wapati wrote:This isn't as easy as it looks, or is it?

Code: Select all
8 . . | . . 2 | 5 . . . 4 2 | 9 . . | . 7 . . 1 . | . . . | . . 9 --------------------- . 2 . | 5 7 . | . . 3 . . . | 2 . 1 | . . . 1 . . | . 9 3 | . 4 . --------------------- 2 . . | . . . | . 5 . . 5 . | . . 8 | 4 3 . . . 8 | 3 . . | . . 6

Lots of N-tuples and Locked Candidates intermixed. Plus: Colors, 2x finned Swordfish, X-Wing, and XY-Wings. Fun!!!

by **daj95376** » Sun Mar 18, 2007 9:13 pm

wapati wrote:At least two finned fish, if you want to avoid chains and technicolor.

Code: Select all
4 . . | 3 9 . | . 1 5 . . . | . 1 . | 4 . 8 . . 8 | . . . | . 3 . --------------------- 8 . . | . 3 . | . . . 9 1 . | 6 8 2 | . 4 3 . . . | . 5 . | . . 9 --------------------- . 5 . | . . . | 3 . . 2 . 1 | . 6 . | . . . 3 9 . | . 2 5 | . . 6

Code: Select all: # before SSTS does Colors *--------------------------------------------------------------------* | 4 267 267 | 3 9 8 | 26 1 5 | | 5 3 9 | 2 1 67 | 4 67 8 | | 1 26 8 | 5 47 467 | 9 3 27 | |----------------------+----------------------+----------------------| | 8 2467 2567 | 1479 3 1479 | 126 2567 127 | | 9 1 57 | 6 8 2 | 57 4 3 | | 67 2467 3 | 147 5 147 | 1268 2678 9 | |----------------------+----------------------+----------------------| | 67 5 467 | 189 47 19 | 3 289 12 | | 2 8 1 | 79 6 3 | 57 579 4 | | 3 9 47 | 1478 2 5 | 18 78 6 | *--------------------------------------------------------------------*

Code: Select all: # assume [r2c6]=7 ... every box assigned a value *-----------------------------------* | . +7 -7 | . . . | . . . | | . . . | . . *7 | . -7 . | | . . . | . -7 -7 | . . +7 | |-----------+-----------+-----------| | . -7 -7 | +7 . -7 | . -7 -7 | | . . -7 | . . . | +7 . . | | +7 -7 . | -7 . -7 | . -7 . | |-----------+-----------+-----------| | -7 . -7 | . +7 . | . . . | | . . . | -7 . . | -7 +7 . | | . . +7 | -7 . . | . -7 . | *-----------------------------------*

Code: Select all: # assume [r2c8]=7 ... every box assigned a value *-----------------------------------* | . +7 -7 | . . . | . . . | | . . . | . . -7 | . *7 . | | . . . | . +7 -7 | . . -7 | |-----------+-----------+-----------| | . -7 -7 | -7 . -7 | . -7 +7 | | . . +7 | . . . | -7 . . | | -7 -7 . | -7 . +7 | . -7 . | |-----------+-----------+-----------| | +7 . -7 | . -7 . | . . . | | . . . | -7 . . | +7 -7 . | | . . -7 | +7 . . | . -7 . | *-----------------------------------*

Code: Select all: # sd-DIC [r2c68]=7 *-----------------------------------* | . +7 -7 | . . . | . . . | | . . . | . . *7 | . *7 . | | . . . | . 7 -7 | . . 7 | |-----------+-----------+-----------| | . -7 -7 | 7 . -7 | . -7 7 | | . . 7 | . . . | 7 . . | | 7 -7 . | -7 . 7 | . -7 . | |-----------+-----------+-----------| | 7 . -7 | . 7 . | . . . | | . . . | -7 . . | 7 7 . | | . . 7 | 7 . . | . -7 . | *-----------------------------------*

I'll let someone else find the Fish pattern(s).

The New Sudoku Players' Forum

CHAINS, not required. Good puzzles.