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  Topic: July 2 Monster VH
Glassman

Replies: 2
Views: 28417

PostForum: Daily Sudoku Monster puzzles   Posted: Tue Jul 15, 2008 8:06 am   Subject: July 2 Monster VH
Steve Thanks. I thought I had eliminated all possiblilities of pairs, so was moving up the echelons of complexity!

Moderation team My profuse apologies. Unnecessarily taking up the time of ...
  Topic: July 2 Monster VH
Glassman

Replies: 2
Views: 28417

PostForum: Daily Sudoku Monster puzzles   Posted: Mon Jul 14, 2008 5:20 am   Subject: July 2 Monster VH
Help please. I am completely stuck. This is as far as I've managed to get:-

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  Topic: Do the June 4 Very Hard at the previous weekend!
Glassman

Replies: 25
Views: 41863

PostForum: Daily Sudoku puzzles   Posted: Wed Jun 18, 2008 1:42 pm   Subject: Do the June 4 Very Hard at the previous weekend!
... There is an incredibly obvious skyscraper ... Which opens up a (29, 26, 69) XY-wing in C1 R7, taking out <9> in R3C7.
I read this topic with some disbelief they do like complicated meth ...
  Topic: April 18 VH - Wing It
Glassman

Replies: 15
Views: 22777

PostForum: Daily Sudoku puzzles   Posted: Sat Apr 26, 2008 10:18 pm   Subject: April 18 VH - Wing It
What you all seem to have missed is the jellyfish (order 4 x-wing) on 7s not that it solves the puzzle more quickly, but that it is such a rarity in order 9 puzzles. It is the first order 9 jellyf ...
  Topic: Printing a puzzle extra large help please
Glassman

Replies: 1
Views: 21983

PostForum: Site help   Posted: Thu Feb 14, 2008 7:30 pm   Subject: Printing a puzzle extra large help please
I have a neighbour who has defective vision, who would like an extra large printout of Sudoku puzzles. How do I print one on two, or even four sheets of A4 paper? I don't mind margins, just so lon ...
  Topic: Jan 28 VH
Glassman

Replies: 29
Views: 45170

PostForum: Daily Sudoku puzzles   Posted: Thu Feb 14, 2008 1:05 pm   Subject: Jan 28 VH
The "triple x-wing" is called swordfish. Its not very popular here, because its hard to spot ...

ravel so that's what a swordfish is!!! Thanks for confirming that it's a legitimate te ...
  Topic: Jan 28 VH
Glassman

Replies: 29
Views: 45170

PostForum: Daily Sudoku puzzles   Posted: Thu Feb 14, 2008 10:25 am   Subject: Re: Jan 28 VH
This may be the toughest "Very Hard" puzzle ever! ...

Although I am not 100% sure that this technique is valid, I have used it several times successfully and can't find anything wrong wit ...
  Topic: Sept 26 VH
Glassman

Replies: 2
Views: 10369

PostForum: Daily Sudoku puzzles   Posted: Wed Oct 10, 2007 9:27 am   Subject: Sept 26 VH
Solved it. I was too close to it and needed to move back a little!

Glassman Cool
  Topic: Sept 26 VH
Glassman

Replies: 2
Views: 10369

PostForum: Daily Sudoku puzzles   Posted: Wed Oct 10, 2007 8:31 am   Subject: Sept 26 VH
Help, I'm stuck Sad

This is all I've managed, and that was after an unhelpful x-wing on 2s in c4 c7 eliminated the 2 at r5c5:-


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| 1235679 8 ...
  Topic: sept 19
Glassman

Replies: 26
Views: 46337

PostForum: Daily Sudoku puzzles   Posted: Tue Oct 02, 2007 7:40 am   Subject: sept 19
Marty Grateful thanks for your explanation of a technique new to me, but not needed here, as I solved this 19 Sept 2007 puzzle using the xy-wing on pivot r9c6 and the skyscraper on 2s (a lovely and ...
  Topic: Sept 1 VH
Glassman

Replies: 9
Views: 22880

PostForum: Daily Sudoku puzzles   Posted: Tue Sep 18, 2007 9:22 am   Subject: Re: Sept 1 VH
I got as far as Johan's step at the start of this topic, and then noticed a very obvious x-wing on 8s in rows 1 and 8, which simplified the puzzle considerably, and placed the 8 in box 3:-


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  Topic: Aug 30 VH
Glassman

Replies: 13
Views: 23682

PostForum: Daily Sudoku puzzles   Posted: Fri Sep 07, 2007 5:46 am   Subject: Aug 30 VH
Unless I made a lucky error somewhere, I was able to finish with nothing more complex than a simple skyscraper on 8's (C59) which took out the 8 in R4C7.
cgordon Thanks for introducing me to skyscr ...
  Topic: Recommendation for non-UR sticklers - 22-Aug-07 VH monster
Glassman

Replies: 0
Views: 7069

PostForum: Daily Sudoku puzzles   Posted: Fri Aug 24, 2007 4:14 am   Subject: Recommendation for non-UR sticklers - 22-Aug-07 VH monster
This 12x12 is a real beauty. I found it very tough without any pencil marks or other memory aids, but managed it in the end. It had me purring with contentment on several occasions. I think the ...
  Topic: 7/16 VH - help!
Glassman

Replies: 24
Views: 40230

PostForum: Daily Sudoku puzzles   Posted: Sat Aug 11, 2007 2:46 am   Subject: 7/16 VH - help!
Tracy Thanks, I've found it.

Glassman Cool
  Topic: July 8
Glassman

Replies: 3
Views: 10884

PostForum: Daily Sudoku puzzles   Posted: Sat Aug 11, 2007 2:09 am   Subject: July 8
... There is an XY-Wing with pivot R1C6 that removes <4> from R6C9, leading immediately to <3> at R4C1. ...

Asellus Thanks for that. I had done a little more housekeeping with a cou ...
  Topic: 7/16 VH - help!
Glassman

Replies: 24
Views: 40230

PostForum: Daily Sudoku puzzles   Posted: Sat Aug 11, 2007 1:40 am   Subject: 7/16 VH - help!
I'm completely stuck on this I haven't even got as far as Captain Pete. How did he do the eliminations in c7?

This is my feeble effort. Enlightenment please!


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  Topic: June 19 2007 VH
Glassman

Replies: 15
Views: 30208

PostForum: Daily Sudoku puzzles   Posted: Tue Jun 19, 2007 11:55 am   Subject: June 19 2007 VH
Having trouble with this. I solved it and proved uniqueness by starting at the derived end of the only non-trivial pair on the grid. Whichever way around I started this pair, the cell in between c ...
  Topic: Proper name for a solving technique, please.
Glassman

Replies: 2
Views: 17693

PostForum: General discussion   Posted: Tue Jun 12, 2007 8:15 am   Subject: Proper name for a solving technique, please.
Steve Thanks. I found this in a most unexpected source, last week's Radio Times. Most are easy, but every now and again the RT includes a gem that makes your head hurt!

This xy-ring just leap ...
  Topic: Proper name for a solving technique, please.
Glassman

Replies: 2
Views: 17693

PostForum: General discussion   Posted: Mon Jun 11, 2007 5:28 am   Subject: Proper name for a solving technique, please.
If you have corners of a rectangle with candidates (ab), (bc), (cd), and (da), there are only two possible solutions. These will eliminate all other b's on side 1, c's on side 2, d's on side 3, and ...
  Topic: Stuart puzzle May 25 diabolical spoiler warning
Glassman

Replies: 6
Views: 12833

PostForum: Other puzzles   Posted: Sun May 27, 2007 11:33 pm   Subject: Stuart puzzle May 25 diabolical spoiler warning
Keith I got side-tracked when I realised that your xy-wing eliminated the 1s at r2c1 and r2c3. That 57 was too tempting a prize not to be of use.

Mogulmeister I prefer yours as a simple xy-w ...
 
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