dailysudoku.com Forum Index dailysudoku.com
Discussion of Daily Sudoku puzzles
 
 FAQFAQ   SearchSearch   MemberlistMemberlist   UsergroupsUsergroups   RegisterRegister 
 ProfileProfile   Log in to check your private messagesLog in to check your private messages   Log inLog in 

Search found 15 matches
dailysudoku.com Forum Index
Author Message
  Topic: Dec 25 VH
storm_norm22

Replies: 2
Views: 10657

PostForum: Daily Sudoku puzzles   Posted: Sun Dec 25, 2022 5:01 pm   Subject: Dec 25 VH
some m-wing on this holiday



https://i.ibb.co/MnJZkbV/sudoku3.png


(5=8)r6c7 - (8)r6c8 = (8-5)r7c8 = (5)r7c9; r4c9 <> 5
  Topic: Dec 21 VH
storm_norm22

Replies: 2
Views: 10263

PostForum: Daily Sudoku puzzles   Posted: Wed Dec 21, 2022 4:52 pm   Subject: Dec 21 VH

xy-wing completes it
interestingly, the xyz-wing that eliminates the 2 in r4c7 doesn't do anything.
  Topic: a 10.1 from coloin
storm_norm22

Replies: 9
Views: 55979

PostForum: Other puzzles   Posted: Wed Dec 21, 2022 4:19 pm   Subject: a 10.1 from coloin
this is the kind of interesting "stuff" that needs to be posted more often. and pinned to the top of some forums for more interesting conversations
  Topic: Learning W-Wings
storm_norm22

Replies: 11
Views: 210234

PostForum: Solving techniques, and terminology   Posted: Wed Dec 21, 2022 4:09 pm   Subject: Learning W-Wings

+------------+----------+----------+
| 28 1 3 | 28 7 5 | 9 4 6 |
| 49 7 2489 | 3 89 6 | 1 28 5 |
| 6 5 289 | 289 1 4 | 3 7 28 |
+------------+----------+----------+
| 49 3 ...
  Topic: Things I Maybe Should Not Say
storm_norm22

Replies: 16
Views: 178161

PostForum: General discussion   Posted: Wed Dec 21, 2022 3:30 pm   Subject: Things I Maybe Should Not Say
when sudoku got its attention years ago. this was the first forum I visited.

I had a screen name at the time shortened from my current screen name as "storm_norm"
but since there isn't r ...
  Topic: VH++ 121522
storm_norm22

Replies: 8
Views: 52076

PostForum: Other puzzles   Posted: Wed Dec 21, 2022 3:20 pm   Subject: VH++ 121522
this puzzle is hard.
I am finding a fish and an xy-wing to start
then from there you have some pretty difficult chains to make any progress
  Topic: First time I post a vh sudoku
storm_norm22

Replies: 9
Views: 34574

PostForum: Other puzzles   Posted: Tue Nov 10, 2020 4:57 pm   Subject: First time I post a vh sudoku
Yes norm, used something related, believed it was an actual M-Wing, but I came to it via a different path. So many options and good rinsing/scanning skills needed in this one. Thanks again peter.

c ...
  Topic: First time I post a vh sudoku
storm_norm22

Replies: 9
Views: 34574

PostForum: Other puzzles   Posted: Tue Nov 10, 2020 3:16 am   Subject: First time I post a vh sudoku
almost m-wing Cool

you would have this m-wing
(6=4)r9c9 - (4)r9c5 = (6-4)r8c4 = (4)r7c4
which would eliminate the 4 in r7c7 if the 6 in r8c5 didn't exist.
so following the 6's along (6)r8c5 - ...
  Topic: VH 110320
storm_norm22

Replies: 5
Views: 25188

PostForum: Other puzzles   Posted: Tue Nov 03, 2020 11:09 pm   Subject: VH 110320
this doesn't solve it. If you are looking for a cool way to eliminate some candidates using some Unique rectangle logic then in the image below you can see that the 4's in the UR (46)r56c57 only have ...
  Topic: VH 110320
storm_norm22

Replies: 5
Views: 25188

PostForum: Other puzzles   Posted: Tue Nov 03, 2020 10:58 pm   Subject: VH 110320
shortest path
is xy wing then xy wing?

(2=9)r7c1 - (9=7)r7c9 - (7=2)r4c9; r4c1 <> 1

then

(7=3)r4c7 - (3=9)r8c7 - (9=7)r7c9; r4c9 <> 7
  Topic: VH+ 101220
storm_norm22

Replies: 4
Views: 24420

PostForum: Other puzzles   Posted: Mon Oct 26, 2020 4:15 pm   Subject: VH+ 101220
Thanks for checking that storm_norm! Hey, I see that you just joined! Welcome!

thank you.

actually my second sign up. was gone for so long that my other account was deactivated.
  Topic: Unfair 102420
storm_norm22

Replies: 3
Views: 19299

PostForum: Other puzzles   Posted: Mon Oct 26, 2020 3:03 am   Subject: Unfair 102420
from dongrave's grid

(8=9)r7c5 - (9)r7c1 = (9-5)r8c1 = (5)r9c2 - (5=8)r9c7; r7c9 <> 8
  Topic: VH+ 101220
storm_norm22

Replies: 4
Views: 24420

PostForum: Other puzzles   Posted: Mon Oct 26, 2020 12:20 am   Subject: VH+ 101220
Here's the grid after basics:


+-------------+------------------+-----------------+
| 9 1258 28 | 7 3456 1345 | 238 268 123568 |
| 3 125 6 | 8 9 15 | 7 4 125 |
| 4 ...
  Topic: Oct 25 VH
storm_norm22

Replies: 7
Views: 26065

PostForum: Daily Sudoku puzzles   Posted: Sun Oct 25, 2020 11:30 pm   Subject: Oct 25 VH
+----------------+---------------+-----------+
| 58 7 6 | 58 2 4 | 9 3 1 |
| 4 9 2 | 7 3 1 | 5 6 8 |
| 358 38 1 | 568 9 68 | 7 2 4 |
+------- ...
  Topic: Oct 25 VH
storm_norm22

Replies: 7
Views: 26065

PostForum: Daily Sudoku puzzles   Posted: Sun Oct 25, 2020 11:15 pm   Subject: Oct 25 VH
+-----------------+-----------------+-----------+
| (58) 7 6 | (58) 2 4 | 9 3 1 |
| 4 9 2 | 7 3 1 | 5 6 8 |
| 3(5-8) 3(8) ...
 
Page 1 of 1
All times are GMT
Jump to:  


Powered by phpBB © 2001, 2005 phpBB Group