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  Topic: Puzzle 10/08/16: D BBDB XY
wapati

Replies: 7
Views: 210

PostForum: Puzzles by daj   Posted: Wed Aug 18, 2010 1:58 pm   Subject: Puzzle 10/08/16: D BBDB XY
There are several ways to remove more.

. 9 .|. 1 .|. 8 .
5 . 1|8 . .|3 . .
. 3 .|. 4 5|2 . .
-----+-----+-----
. 5 .|. . .|. . 1
8 4 9|. . .|. . .
. . 3|4 . .|. . 8
-----+-----+-----
. 1 5| ...
  Topic: A four-cell contradiction chain
wapati

Replies: 17
Views: 794

PostForum: Solving techniques, and terminology   Posted: Wed Jun 23, 2010 4:25 am   Subject: A four-cell contradiction chain
I like curling. It is slow to watch but that gives you time to figure what shot you prefer. Strategy.

Soccer, I do like it, much like hockey. Hockey is my sport of choice.

Baseball, I can ...
  Topic: A four-cell contradiction chain
wapati

Replies: 17
Views: 794

PostForum: Solving techniques, and terminology   Posted: Wed Jun 23, 2010 4:16 am   Subject: A four-cell contradiction chain
Hurry HARD, eh? Smile
  Topic: A four-cell contradiction chain
wapati

Replies: 17
Views: 794

PostForum: Solving techniques, and terminology   Posted: Wed Jun 23, 2010 2:29 am   Subject: A four-cell contradiction chain

Or, I perhaps missed the Canadian curling championships?
Keith

Tried to slide that past me, did 'ya. Wrong time of year.
  Topic: Puzzle 10/06/05: (C) Advanced
wapati

Replies: 12
Views: 314

PostForum: Puzzles by daj   Posted: Sun Jun 06, 2010 11:53 pm   Subject: Puzzle 10/06/05: (C) Advanced
I saw a finned sword on 7s after basics.

I still needed a 4 cell xy-chain to finish. Embarassed
  Topic: Puzzle 10/06/06: (C) Advanced
wapati

Replies: 5
Views: 253

PostForum: Puzzles by daj   Posted: Sun Jun 06, 2010 11:50 pm   Subject: Puzzle 10/06/06: (C) Advanced

m-wing(39) (9=3)r3c7-r3c1=(3-9)r1c2=r9c2; r9c7<>9

Same elimination with a 39 W-Wing.
  Topic: I need help with the Genius Puzzle
wapati

Replies: 4
Views: 628

PostForum: Other puzzles   Posted: Sat Jun 05, 2010 12:10 am   Subject: I need help with the Genius Puzzle
I agree, I looked at it and saw a Death Blossom that I didn't mind but as a human solver, I would not find it. Ugly ( not fun ) puzzle.
  Topic: Puzzle 10/05/29: (C) Advanced
wapati

Replies: 18
Views: 465

PostForum: Puzzles by daj   Posted: Sun May 30, 2010 2:17 am   Subject: Puzzle 10/05/29: (C) Advanced
Thanks Mogulmeister for catching the General Remote Pair and giving me a chance to verify some tests in my chains() routine.

To me, a General Remote Pair is two concurrent chains -- or a single cha ...
  Topic: Puzzle 10/05/29: (C) Advanced
wapati

Replies: 18
Views: 465

PostForum: Puzzles by daj   Posted: Sun May 30, 2010 2:10 am   Subject: Puzzle 10/05/29: (C) Advanced
Thanks daj,

I learn sudoku stuff every day, thanks to your posts and the replies to them.
  Topic: Puzzle 10/05/29: (C) Advanced
wapati

Replies: 18
Views: 465

PostForum: Puzzles by daj   Posted: Sat May 29, 2010 11:10 pm   Subject: Puzzle 10/05/29: (C) Advanced
I had not the remotest idea......

Remote pair 36 @ r3c1 and r5c6 removes 36 from r3c6 (!!!) solving the puzzle.

I'd extend my admiration had you w-winged it instead Exclamation
  Topic: Puzzle 10/05/27: (B)
wapati

Replies: 6
Views: 308

PostForum: Puzzles by daj   Posted: Sat May 29, 2010 2:03 am   Subject: Puzzle 10/05/27: (B)
So, everyone is in agreement on the XYZ-Wing -- which I missed completely. Sad

As Marty said, ( roughly ) you see things in the order you look for them!

I saw the two xy-wings first as xyz is u ...
  Topic: Puzzle 10/05/27: (C) BBDB Advanced
wapati

Replies: 6
Views: 347

PostForum: Puzzles by daj   Posted: Sat May 29, 2010 1:57 am   Subject: Puzzle 10/05/27: (C) BBDB Advanced
After basics with an xy-wing and an x-wing there are 2 overlapped hidden- URs.

This on 29s;
.------------------.------------------.------------------.
| 8 6 7 | 12 5 12 | 3 ...
  Topic: Puzzle 10/05/27: (B)
wapati

Replies: 6
Views: 308

PostForum: Puzzles by daj   Posted: Fri May 28, 2010 3:17 pm   Subject: Puzzle 10/05/27: (B)
I took three steps but noticed, as I found the 3rd, that I could have used only the last method I found. Ah well, it wasn't a race! Very Happy
  Topic: Puzzle 10/05/27: (C) BBDB Advanced
wapati

Replies: 6
Views: 347

PostForum: Puzzles by daj   Posted: Thu May 27, 2010 6:29 pm   Subject: Puzzle 10/05/27: (C) BBDB Advanced
I used overlapping hidden URs, one eliminates the other so do both at once. Smile
  Topic: Diabolical #1771, May 16
wapati

Replies: 2
Views: 587

PostForum: Other puzzles   Posted: Fri May 21, 2010 4:39 pm   Subject: Diabolical #1771, May 16
Brain freeze? I had one yesterday. <sigh>

Check the 2s for a finny x-wing. Smile
  Topic: Finned sword.
wapati

Replies: 5
Views: 719

PostForum: Other puzzles   Posted: Fri May 21, 2010 3:22 am   Subject: Finned sword.
I printed this out and stumbled most of the way through.

I got stuck, brain freeze? I put my position into a solver and saw the "easy" step I missed. I had already found a whole lot of ...
  Topic: Puzzle 10/05/19: BBDB XY
wapati

Replies: 10
Views: 320

PostForum: Puzzles by daj   Posted: Fri May 21, 2010 3:05 am   Subject: Puzzle 10/05/19: BBDB XY

leaving
+-----------------------------------------------------+
| 3 7 26 | 4 5 8 | 26 1 9 |
| 1 9 248 | 6 3 27 | 5 24 78 |
| 68 248 ...
  Topic: Puzzle 10/05/20: (B) XY
wapati

Replies: 13
Views: 413

PostForum: Puzzles by daj   Posted: Thu May 20, 2010 5:23 am   Subject: Puzzle 10/05/20: (B) XY
This is a VERY good one. No big fish, but the CHUM !!!
  Topic: Big Fish.
wapati

Replies: 2
Views: 625

PostForum: Other puzzles   Posted: Fri May 14, 2010 11:17 pm   Subject: Big Fish.
If you watch 6s you will find Jellies.
Watch 5s is easier, finned swordfish.

. 2 4|. . 7|8 9 1
. . .|4 . .|. . .
. . 8|. 9 .|7 4 .
-----+-----+-----
. . 9|. . .|. . 2
. . 2|8 . 3|9 . .
3 . ...
  Topic: 513 VH Find The Baphomet
wapati

Replies: 9
Views: 729

PostForum: Other puzzles   Posted: Thu May 13, 2010 8:53 pm   Subject: 513 VH Find The Baphomet
UR1s ruin many a fine solution.

This is a simple skyscraper, I'd see that quickly.
 
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