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LMI Screen Test #4 — November Sudoku Test — 15th-18th November
   LMI Tests -> Monthly Sudoku and Puzzle Tests109 posts • Page 1 of 5 • 1 2 3 4 5
achan1058
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-13 10:36 AM (#13409 - in reply to #13408) (#13409) Top




Posts: 80
20202020
Location: Canada
I know this is a lot to ask, but is it possible to make the applet less sluggish in the future? Moving and typing feels very slow compared to Nikoli. Also, can you implement backspace as delete as well?
Realshaggy
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-13 3:20 PM (#13410 - in reply to #13371) (#13410) Top




Posts: 69
202020
Location: Germany
Does the 15 second waiting time before each puzzle (which you can skip according to the booklet) count for the total time?
chaotic_iak
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-13 8:12 PM (#13411 - in reply to #13371) (#13411) Top



Typed Logic Author

Posts: 241
1001002020
Location: Indonesia
For B2, does it mean that at least two of the squares adjacent to a shaded square contain the same number? It's not quite clear from the description; can anyone post a fully solved Repeated Neighbors Sudoku puzzle (obviously not the one in the IB)?
swaroop2011
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-13 9:30 PM (#13412 - in reply to #13410) (#13412) Top



PR 2020 (Shading and Loops) Author

Posts: 668
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Location: India
Realshaggy - 2013-11-13 3:20 PM

Does the 15 second waiting time before each puzzle (which you can skip according to the booklet) count for the total time?


It does not count in your total time.
prasanna16391
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-13 9:34 PM (#13413 - in reply to #13408) (#13413) Top


2021 World Sudoku+Puzzle Convention Organizer

Posts: 1780
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Location: India
Yuhei Kusui - 2013-11-13 9:04 AM

A question about scoring:
- Each sudoku is worth points varying from 25 to 200.
- The exact point will be computed after the test is completed as “average of 30 best times (in seconds) for that sudoku”, subject to the minimum and maximum values.
I’d like to know how the exact point will be adjusted from 25 to 200 if an average time is less than 25 seconds or over 200 seconds.


Hey Yuhei,

25 and 200 are the minimum and maximum values. i.e. no Sudoku will be less than 25 or more than 200 points.
prasanna16391
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-13 11:07 PM (#13415 - in reply to #13411) (#13415) Top


2021 World Sudoku+Puzzle Convention Organizer

Posts: 1780
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Location: India
chaotic_iak - 2013-11-13 8:12 PM

For B2, does it mean that at least two of the squares adjacent to a shaded square contain the same number? It's not quite clear from the description; can anyone post a fully solved Repeated Neighbors Sudoku puzzle (obviously not the one in the IB)?


Yup thats what it means. But note the converse rule too. More than just solution, there's a way to look at an entire solve by going to the Sudokucup Guest League page and seeing others solve my Repeated Neighbours on 24th July
Yuhei Kusui
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-14 10:01 AM (#13418 - in reply to #13413) (#13418) Top




Posts: 42
2020
Location: Japan
prasanna16391 - 2013-11-13 9:34 PM

Yuhei Kusui - 2013-11-13 9:04 AM

A question about scoring:
- Each sudoku is worth points varying from 25 to 200.
- The exact point will be computed after the test is completed as “average of 30 best times (in seconds) for that sudoku”, subject to the minimum and maximum values.
I’d like to know how the exact point will be adjusted from 25 to 200 if an average time is less than 25 seconds or over 200 seconds.


Hey Yuhei,

25 and 200 are the minimum and maximum values. i.e. no Sudoku will be less than 25 or more than 200 points.


Ok, Thanks!
Administrator
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 6:27 AM (#13433 - in reply to #13409) (#13433) Top


2000100050020
Location: India
achan1058 - 2013-11-13 10:36 AM

I know this is a lot to ask, but is it possible to make the applet less sluggish in the future? Moving and typing feels very slow compared to Nikoli. Also, can you implement backspace as delete as well?
Thanks for bringing it up. For future contests, we will have a close look at the user-interaction part to see what can be improved. I hope it is equally bad (or good) for everyone.
Administrator
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 6:29 AM (#13434 - in reply to #13371) (#13434) Top


2000100050020
Location: India

Link to score page - http://logicmastersindia.com/ST/ST4/score.asp

Score page can be viewed after 60 minutes of `solving` time.
Please note that, like earlier Screen Tests, score page can be viewed only if you are logged on to this forum. (If you can't read the post below, you can't view the score page.)

Administrator
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 6:30 AM (#13435 - in reply to #13371) (#13435) Top


2000100050020
Location: India
score page
If you can't read this message, you can't view the score page as well. Converse rule applies :)
swaroop2011
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 8:41 AM (#13436 - in reply to #13371) (#13436) Top



PR 2020 (Shading and Loops) Author

Posts: 668
500100202020
Location: India
 How balanced do you think the puzzle types of this test were? Perfectly balanced
 What was your opinion of the distribution of easy/hard puzzles? A bit easy
 What did you think about the puzzle quality of the test? Very nice
 How did you feel about the length / time limit for this test? Just right
 What is your opinion about rules, points and scoring for this test? Fair
 What is your opinion about the solving interface? Fairly Nice


achan1058
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 8:54 AM (#13437 - in reply to #13371) (#13437) Top




Posts: 80
20202020
Location: Canada
 How balanced do you think the puzzle types of this test were? Perfectly balanced
 What was your opinion of the distribution of easy/hard puzzles? Just right
 What did you think about the puzzle quality of the test? Very nice
 How did you feel about the length / time limit for this test? Just right
 What is your opinion about rules, points and scoring for this test? Very fair
 What is your opinion about the solving interface? Average


I hate transposition errors!!

Edited by achan1058 2013-11-15 9:08 AM
An LMI player
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 9:36 AM (#13438 - in reply to #13371) (#13438) Top


 How balanced do you think the puzzle types of this test were? Perfectly balanced
 What was your opinion of the distribution of easy/hard puzzles? Just right
 What did you think about the puzzle quality of the test? Very nice
 How did you feel about the length / time limit for this test? Just right
 What is your opinion about rules, points and scoring for this test? Fair
 What is your opinion about the solving interface? Fairly Nice


xevs
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 10:35 AM (#13439 - in reply to #13371) (#13439) Top


Toketa? Selection Author

Posts: 43
2020
Location: Japan
I want to have been informed that "there are Only-one-cell problem" beforehand.
I was really confused with some of the problem by the lack of the information.
prasanna16391
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 10:41 AM (#13440 - in reply to #13439) (#13440) Top


2021 World Sudoku+Puzzle Convention Organizer

Posts: 1780
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Location: India
xevs - 2013-11-15 10:35 AM

I want to have been informed that "there are Only-one-cell problem" beforehand.
I was really confused with some of the problem by the lack of the information.


It has been mentioned in the Screen Test Guide. I'm sincerely sorry about your experience, but it was definitely informed.

prasanna16391
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 10:46 AM (#13441 - in reply to #13371) (#13441) Top


2021 World Sudoku+Puzzle Convention Organizer

Posts: 1780
100050010010020202020
Location: India
Regarding JOCs -

We have spotted that there are 2 possible digits for some of these. Answers will be (and have been) accepted if they have a valid reasoning behind them that myself and the testing has missed. So if you get a JOC marked wrong but used a logical solving path, please let us know.

This post will remain restricted so only those who finish the test can read this and make the claim, if necessary. Sincere apologies for the double solution. Probably a good idea not to hold variant JOCs in the future.
xevs
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 11:06 AM (#13442 - in reply to #13440) (#13442) Top


Toketa? Selection Author

Posts: 43
2020
Location: Japan
prasanna16391 - 2013-11-15 1:41 PM

xevs - 2013-11-15 10:35 AM

I want to have been informed that "there are Only-one-cell problem" beforehand.
I was really confused with some of the problem by the lack of the information.


It has been mentioned in the Screen Test Guide. I'm sincerely sorry about your experience, but it was definitely informed.



Oh, you're absolutely right, just I missed some sentences, my apologize.
I was wondering what the word JOC is during the test... shameful (ToT)
digant
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 11:57 AM (#13443 - in reply to #13371) (#13443) Top




Posts: 2

Location: India
 How balanced do you think the puzzle types of this test were? Fairly balanced
 What was your opinion of the distribution of easy/hard puzzles? A bit hard
 What did you think about the puzzle quality of the test? Fairly Nice
 How did you feel about the length / time limit for this test? A bit too many puzzles
 What is your opinion about rules, points and scoring for this test? Fair
 What is your opinion about the solving interface? Fairly Nice


xevs
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 12:10 PM (#13444 - in reply to #13371) (#13444) Top


Toketa? Selection Author

Posts: 43
2020
Location: Japan
 How balanced do you think the puzzle types of this test were? Fairly balanced
 What was your opinion of the distribution of easy/hard puzzles? Just right
 What did you think about the puzzle quality of the test? Very nice
 How did you feel about the length / time limit for this test? Just right
 What is your opinion about rules, points and scoring for this test? Very fair
 What is your opinion about the solving interface? Fairly Nice


uvo
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 4:23 PM (#13449 - in reply to #13371) (#13449) Top




Posts: 21
20
Location: Germany
I'm quite sure both my solutions for B2 (JOC Repeated Neighbours) and E5 (JOC Killer) are correct.

B2: Possible places for digits 3 are R1C4/6, R2C1/3, R6C1/3, R5C4/6. R6C1 implies R2C3, R1C6 and R5C4; R6C3 implies R5C4, R1C6 and R2C1. Not sure what the intended solution is, but both R1C6=3 and R5C4=3 should work.

E5: R1C3=6 would imply R6C4=6, which is impossible due to the 13 cage; therefore R1C4=6.
BohemianCoast
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 5:37 PM (#13450 - in reply to #13371) (#13450) Top




Posts: 16

Location: United Kingdom
 How balanced do you think the puzzle types of this test were? Perfectly balanced
 What was your opinion of the distribution of easy/hard puzzles? Just right
 What did you think about the puzzle quality of the test? Fairly Nice
 How did you feel about the length / time limit for this test? A bit too many puzzles
 What is your opinion about rules, points and scoring for this test? Fair
 What is your opinion about the solving interface? Fairly Nice


I found some of the A puzzles hard, but some of the E puzzles easy (particularly Search 6 and Arrow) -- I'd run out of time by then though! I'm not clear what determined which section puzzles went into.

Time limit per puzzle was great; overall time limit seemed a bit tight given that there's bonus scoring for quick people anyway.
tnv
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 6:32 PM (#13452 - in reply to #13371) (#13452) Top





Posts: 22
20
Location: India
 How balanced do you think the puzzle types of this test were? Fairly balanced
 What was your opinion of the distribution of easy/hard puzzles? A bit hard
 What did you think about the puzzle quality of the test? Very nice
 How did you feel about the length / time limit for this test? A bit too many puzzles
 What is your opinion about rules, points and scoring for this test? Very fair
 What is your opinion about the solving interface? Very nice


Gotroch
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 7:21 PM (#13453 - in reply to #13452) (#13453) Top




Posts: 83
20202020
Location: Czech Republic
I think the puzzle B2 (JOC - Repeated Neighbours) doesn't have any valid solution (one that can fullfill the given rules through whole grid)
caudmont
Subject: RE: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 7:35 PM (#13454 - in reply to #13371) (#13454) Top


SudoClones Author

Posts: 18

Location: France
I think that my answers for B2 and E5 are good :

B2 : in row 5, 3 is not in columns 1 and 3 because R5C2 is not shaded and 3 is not in column 6 because R5C4 is shaded. so 3 is in R5C4.
E5 : in row 1, 6 is not in columns 1,2,5,6 because of sums 7 and 8. If 6 is in column 3 so R6C4=4 and sum 13 is impossible. So R1C4 = 6.
caudmont
Subject: Re: LMI Screen Test #4 — November Sudoku Test — 15th-18th November @ 2013-11-15 7:54 PM (#13455 - in reply to #13453) (#13455) Top


SudoClones Author

Posts: 18

Location: France
I also think that B2 has no solution.

Edited by caudmont 2013-11-15 7:55 PM
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