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September Sudoku Contest ( 20-22 Sep 2013 )
   LMI Tests -> Annual Competitions19 posts • Page 1 of 1 • 1
Administrator
Subject: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-12 3:00 PM (#12674) (#12674) Top


2000100050020
Location: India

September Sudoku Contest

Author : Riad Khanmagomedov

Dates : 20th - 22nd September

IB and Submission Link : here

Timing : Please note that this contest starts and ends 24 hours earlier than regular LMI tests. So it runs for 72 hours from Friday-Sunday, inclusive of both days. Please check the submission site for exact timing in your timezone.

Administrator
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-19 5:41 AM (#12780 - in reply to #12674) (#12780) Top


2000100050020
Location: India
Online solving is not available with September Sudoku contest.
deu
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-19 9:40 PM (#12784 - in reply to #12674) (#12784) Top




Posts: 69
202020
Location: Japan
One question about 1. MAGIC PUZZLES:
Can figures cover given numbers?
For example, is it allowed to place figure H on the top middle box?
Riad Khanmagomedov
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-20 1:57 PM (#12789 - in reply to #12674) (#12789) Top


Moscow Puzzle Cup 2016 Author

Posts: 234
10010020
Location: Russia
It's possible. Figures can cover given digits.
devarajand
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-21 12:48 AM (#12796 - in reply to #12674) (#12796) Top




Posts: 114
100
Location: India
I submitted answers to Skyscrapper and offset Sudoku. Submitter acknowledgement was recd. But I find in results it is just 000.?
auroux
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-21 12:48 AM (#12797 - in reply to #12674) (#12797) Top


Hex Slitherlink Author

Posts: 145
1002020
Location: France
Wow. That was tough, but lots of fun. Could have gotten one more puzzle easily if I hadn't gotten interrupted twice, but I guess that's the peril of doing puzzles at work... oh well.
FoxFireX
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-21 9:47 AM (#12799 - in reply to #12674) (#12799) Top





Posts: 35
20
Location: United States
Enjoyed the puzzles, but that was brutal. I think that was my worst performance in some time.
rajeshk
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-21 1:27 PM (#12801 - in reply to #12674) (#12801) Top



WSPC Organizer

Posts: 542
5002020
Location: India
I think comments posted after start time of the test needs to be hidden until someone finishes the test.

rajeshk
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-22 6:33 PM (#12827 - in reply to #12674) (#12827) Top



WSPC Organizer

Posts: 542
5002020
Location: India
Great Puzzles. Enjoyed this test.

tamz29
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-22 10:53 PM (#12837 - in reply to #12674) (#12837) Top




Posts: 225
10010020
Location: Thailand
These were cruel.
Don't get me wrong, the puzzles were fantastic but not sure if its competition-suitable.
My favourites are Snakes and Names.
Well-constructed!
rvarun
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 11:51 AM (#12842 - in reply to #12674) (#12842) Top




Posts: 268
100100202020
Location: India
Great Sudokus. But too tough for me personally. Will definitely solve it offline. :)
Administrator
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 1:01 PM (#12844 - in reply to #12842) (#12844) Top


2000100050020
Location: India
Solution to 1. Magic Puzzles



Attachments
----------------
Attachments MAGIC PUZZLES_sol.pdf (26KB - 16 downloads)
Riad Khanmagomedov
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 1:04 PM (#12845 - in reply to #12674) (#12845) Top


Moscow Puzzle Cup 2016 Author

Posts: 234
10010020
Location: Russia
Hideaki, Sinchai and Sylvain dealt with all the sudokus ahead of others and won, congratulations!

Thanks to all participants!
rajeshk
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 1:56 PM (#12846 - in reply to #12674) (#12846) Top



WSPC Organizer

Posts: 542
5002020
Location: India
What was logic in LOGO Sudoku?

Riad Khanmagomedov
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 2:06 PM (#12847 - in reply to #12846) (#12847) Top


Moscow Puzzle Cup 2016 Author

Posts: 234
10010020
Location: Russia
rajeshk - 2013-09-23 1:56 PM

What was logic in LOGO Sudoku?



In LOGO all numbers into strips must be different and have a common divisor.
caudmont
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 3:17 PM (#12849 - in reply to #12847) (#12849) Top


SudoClones Author

Posts: 18

Location: France
I used also the fact that this common divisor was one of these numbers
Riad Khanmagomedov
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-23 4:17 PM (#12850 - in reply to #12849) (#12850) Top


Moscow Puzzle Cup 2016 Author

Posts: 234
10010020
Location: Russia
caudmont - 2013-09-23 3:17 PM

I used also the fact that this common divisor was one of these numbers


Yes, it is a prerequisite. Thanks for adding.
Bram28
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-26 3:28 AM (#12888 - in reply to #12674) (#12888) Top




Posts: 35
20
Location: The Netherlands
I thought the Magic Puzzles was a bit confusing: with the arrow next to the C and G pieces I thought they had to go on the left side.... which turned out not to be the case.

Otherwise, nice (and hard!) puzzles. Thanks Riad!
Para
Subject: Re: September Sudoku Contest ( 20-22 Sep 2013 ) @ 2013-09-26 10:06 PM (#12901 - in reply to #12847) (#12901) Top




Posts: 315
100100100
Location: The Netherlands
Riad Khanmagomedov - 2013-09-23 2:06 PM

rajeshk - 2013-09-23 1:56 PM

What was logic in LOGO Sudoku?



In LOGO all numbers into strips must be different and have a common divisor.


I think it probably would have helped to have a title that might have hinted to the rule. I think it was a bit too complicated. It took me 2 hours to figure it out. It was a really nice puzzle to solve though. Just the getting the rules was hard work.
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