Author |
Message |
Topic: 10/17/06 Daily Puzzle: More "Coloring" |
OhioSaba
Replies: 6
Views: 38593
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Forum: Daily Sudoku puzzles Posted: Fri Oct 20, 2006 4:24 pm Subject: Thank you |
This is what I'm seeing with regard to an X-Wing on "5." The X-Wing is in cols. 1 and 8. After eliminating the "5s" from col. 7, there is a triple on 468 in that column. That forces r5c7 to be "9" whi ... |
Topic: 10/17/06 Daily Puzzle: More "Coloring" |
OhioSaba
Replies: 6
Views: 38593
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Forum: Daily Sudoku puzzles Posted: Thu Oct 19, 2006 9:06 pm Subject: x-wing elimination |
TKiel,
I am stuck at the same point. I saw the x-wing elimination of 4 from r4c7 and r8c5, but do not see how to eliminate the 9 so the square resolves to 5. Could you provide just a little more as ... |
Topic: Sunday, July 24th |
OhioSaba
Replies: 10
Views: 81005
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Forum: Daily Sudoku puzzles Posted: Tue Jul 26, 2005 4:30 pm Subject: Sunday, July 24th |
In column 1 the number 4 can only be placed in row 1 or 2. What this means is that all other occurances of 4 in the upper left block can be eliminated; therefore, the 9 must be placed in 2,2.
Best r ... |
Topic: Sunday, July 24th |
OhioSaba
Replies: 10
Views: 81005
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Forum: Daily Sudoku puzzles Posted: Tue Jul 26, 2005 1:33 am Subject: Sunday, July 24th |
eh row=column (it`s so confusing, I am refering to the vertical line of possibilities) :shock:
This was the hint I needed, thank you very much. |
Topic: Sunday, July 24th |
OhioSaba
Replies: 10
Views: 81005
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Forum: Daily Sudoku puzzles Posted: Tue Jul 26, 2005 1:14 am Subject: Re: Sunday, July 24th |
-/7/- 5/-/2 6/8/- -/-/5 -/-/- -/1/2 6/8/2 -/4/1 5/3/-
2/3/7 -/5/- 9/4/1 8/-/- 2/7/9 3/6/5 9/5/6 4/1/3 2/7/8
-/2/- -/8/4 -/5/- 7/6/- 1/2/5 8/9/- 5/-/8 3/-/7 -/2/-
The 3 in the 8th row w ... |
Topic: Sunday, July 24th |
OhioSaba
Replies: 10
Views: 81005
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Forum: Daily Sudoku puzzles Posted: Mon Jul 25, 2005 7:58 pm Subject: Sunday, July 24th |
I was able to solve the problem, but it required taking a guess. Could someone explain the logical progression from the following point:
-/7/- 5/-/2 6/8/- -/-/5 -/-/- -/1/2 6/8/2 -/4/1 5/3/-
2/3/7 ... |
Topic: Question about Sunday's puzzle |
OhioSaba
Replies: 2
Views: 41168
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Forum: Daily Sudoku puzzles Posted: Fri Jul 22, 2005 2:25 pm Subject: Question about Sunday's puzzle |
This makes perfect sense. I had not considered that type of approach. Thank you for providing me with a new technique. |
Topic: Question about Sunday's puzzle |
OhioSaba
Replies: 2
Views: 41168
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Forum: Daily Sudoku puzzles Posted: Thu Jul 21, 2005 8:59 pm Subject: Question about Sunday's puzzle |
I was told about this site earlier today, so after working today's "hard" puzzle I decided to go back and look at the archives. When I saw Sunday's "very hard" puzzle I got started immediately.
Long ... |
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