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  Topic: Puzzle 10/10/31: A14 Advanced
lorne

Replies: 6
Views: 24456

PostForum: Puzzles by daj   Posted: Tue Dec 07, 2010 3:43 am   Subject: Name of Technique
Hi all,

In solving this puzzle, I used a coloring technique where 2 values of 8 of the same color could see the only 2 remaining candidates for 8 in a square (r7c9, r8c9). If this color were true, ...
  Topic: Puzzle 10/10/31: A9 Advanced
lorne

Replies: 6
Views: 25358

PostForum: Puzzles by daj   Posted: Fri Dec 03, 2010 6:24 am   Subject: Thanks
Hi Marty and Keith,

Thanks for the tips. Marty, the skyscraper did the trick for me. Some additional chaining but I got it done for there.....

Lorne
  Topic: Puzzle 10/10/31: A9 Advanced
lorne

Replies: 6
Views: 25358

PostForum: Puzzles by daj   Posted: Thu Dec 02, 2010 10:19 pm   Subject: question about multi-coloring
Hi there:

I have really struggled with this puzzle in particular. Marty noticed he could eliminate a value of 5 through multi-coloring - but I have not been able to see my way through that. Any h ...
  Topic: Puzzle 10/10/31: A16 Advanced
lorne

Replies: 7
Views: 24811

PostForum: Puzzles by daj   Posted: Mon Nov 22, 2010 4:16 pm   Subject: Thanks
Thanks Peter - makes sense.

Lorne
  Topic: Puzzle 10/10/31: A16 Advanced
lorne

Replies: 0
Views: 21102

PostForum: General discussion   Posted: Mon Nov 22, 2010 1:24 am   Subject: Puzzle 10/10/31: A16 Advanced
Hi all,

For the final solution R1C3 is 2 and R1C4 is 6. R2C3 is 6 and R2C4 is 2. My question concerns R1C4. I did not originally place a 6 there because it creates a uniqueness issue where the f ...
 
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