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Log in| Search found 13 matches |
| Author | Message |
|---|---|
 Topic: Aug 3 Hard |
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| dulaby Replies: 3 Views: 25978 |
 Forum: Daily Sudoku puzzles Posted: Tue Aug 03, 2010 5:33 pm Subject: Aug 3 Hard |
| <2> has to be in row 8 . | |
| Topic: April 26 VH |
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| dulaby Replies: 12 Views: 42106 |
Forum: Daily Sudoku puzzles Posted: Mon Apr 26, 2010 4:39 pm Subject: April 26 VH |
| XY-WING(35.39,59) ON BOXES 7 AND 8 IS ENOUGH | |
| Topic: Feb 7 VH |
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| dulaby Replies: 10 Views: 38875 |
Forum: Daily Sudoku puzzles Posted: Wed Feb 10, 2010 7:05 pm Subject: Feb 7 VH |
| Ema,
1-9 has to be in box 9 so R8C6 is 27. 2- there is an x-wing on 3( rows 4 and 7) so 3 is out of R3C7 and R8C7 then R3C7 =24 and R8C7=47 ... |
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| Topic: Jan 25 VH |
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| dulaby Replies: 27 Views: 99835 |
Forum: Daily Sudoku puzzles Posted: Mon Feb 08, 2010 5:21 pm Subject: january 25VH |
| SORRY AGAIN KRAGZY, THE XYZ ON BOXES 5 AND 6 IS:
349 ,39 AND 49 |
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| Topic: january 25VH |
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| dulaby Replies: 0 Views: 15707 |
Forum: Daily Sudoku puzzles Posted: Sat Feb 06, 2010 6:16 pm Subject: january 25VH |
| SORRY,XYZ--WING (BOX 2)-136 | |
| Topic: january 25VH |
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| dulaby Replies: 0 Views: 15357 |
Forum: Daily Sudoku puzzles Posted: Sat Feb 06, 2010 6:15 pm Subject: january 25VH |
| X-WING ON 8( COL 2 AND 5)
XYZ -WING (BOX 5)-469 XYZ -WING(BOX 1)-136 |
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| Topic: Oct 13 vh |
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| dulaby Replies: 12 Views: 69130 |
Forum: Daily Sudoku puzzles Posted: Mon Oct 15, 2007 2:46 pm Subject: Oct 13 vh |
An x-wing on 2(r39) forming an xy-wing (47,48,7 in boxes 3 and 6 was enough for me. |
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| Topic: 29 May, VH |
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| dulaby Replies: 8 Views: 48000 |
Forum: Daily Sudoku puzzles Posted: Tue Jun 19, 2007 7:47 pm Subject: 29 May, VH |
| Coruja,tudo bem? .
Repare que existe uma xy-wing em r1c3(7 ,r4c3(37) e r4c5(3 e o <8> sai de r1c5 ,portanto r1c4 tem que ser <2>.Isso resolve a sua duvida? |
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| Topic: 5 JUne difficult -has this technique got a name? |
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| dulaby Replies: 24 Views: 154014 |
Forum: Daily Sudoku puzzles Posted: Wed Jun 06, 2007 1:54 pm Subject: 5 JUne difficult -has this technique got a name? |
| TexCat , the xy-wing is formed by r2c3(3,r2c9(36) and r9c9(6 so that <8> is out of r9c3,therefore r9c3 is <7>. |
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| Topic: 5 JUne difficult -has this technique got a name? |
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| dulaby Replies: 24 Views: 154014 |
Forum: Daily Sudoku puzzles Posted: Tue Jun 05, 2007 9:20 pm Subject: 5 JUne difficult -has this technique got a name? |
| There is a very interesting xy-wing in boxes 1,3 and9(38,36 and 6. |
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| Topic: April 19th |
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| dulaby Replies: 7 Views: 42004 |
Forum: Daily Sudoku puzzles Posted: Fri May 04, 2007 6:58 pm Subject: April 19th |
| Sorry ,<9> is out of R1C4 and R1C3 has to be 9. | |
| Topic: April 19th |
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| dulaby Replies: 7 Views: 42004 |
Forum: Daily Sudoku puzzles Posted: Fri May 04, 2007 6:50 pm Subject: April 19th |
| I solved that one using an xyz-wing: R3C4(179),R3C6(79) and r5c4(19) so that <9> is out of R1C3 and R1C3 has to be<9>. | |
| Topic: May 1, VH |
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| dulaby Replies: 21 Views: 112165 |
Forum: Daily Sudoku puzzles Posted: Wed May 02, 2007 5:43 pm Subject: May 1, VH |
| Here are the steps I used for this one:1-) there is an xy-wing on boxes 1 and 7 so that 7 is out of r3c1. 2-) after that an x-wing appears on columns 1 and 8(on 7) .Then you can choose several ways to ... | |
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