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LMI Screen Test #4 — November Sudoku Test — 15th-18th November109 posts • Page 4 of 5 • 1 2 3 4 5
@ 2013-11-17 7:33 PM (#13495 - in reply to #13371) (#13495) Top

An LMI player



An LMI player posted @ 2013-11-17 7:33 PM

 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? Bit unfair
 What is your opinion about the solving interface? Fairly Nice


@ 2013-11-17 8:38 PM (#13496 - in reply to #13371) (#13496) Top

Puzlifouk



Posts: 67
202020
Country : France

Puzlifouk posted @ 2013-11-17 8:38 PM

Very pleasant time. I usually don't play Sudoku contests, but this one was very attractive. It would have been better for me to unterstand what "Converse rule applies" meant...
@ 2013-11-17 10:02 PM (#13497 - in reply to #13371) (#13497) Top

An LMI player



An LMI player posted @ 2013-11-17 10:02 PM

 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? Very nice


@ 2013-11-17 10:21 PM (#13498 - in reply to #13371) (#13498) Top

Semax



Posts: 10

Country : Germany

Semax posted @ 2013-11-17 10:21 PM

 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? A bit too few puzzles
 What is your opinion about rules, points and scoring for this test? Fair
 What is your opinion about the solving interface? Fairly Nice


Overall it's a fairly nice test, I enjoyed it.

It's a bit unfortunate that there was no JOC example in the test case. For submitting, after ten puzzles without popup I was pretty sure I had done something very very bad when there was a popup after the eleventh puzzle. I was confused and read the popup twice very carefully, just to more than double my solving time.

And another little thing that I don't understand: Why is there an automatic submission after 5 minutes? There are so many situations where this is bad. Can you tell me one situation where this is good?
@ 2013-11-17 10:30 PM (#13499 - in reply to #13371) (#13499) Top

An LMI player



An LMI player posted @ 2013-11-17 10:30 PM

 How balanced do you think the puzzle types of this test were? A bit skewed
 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? Way too many puzzles (too little time)
 What is your opinion about rules, points and scoring for this test? Fair
 What is your opinion about the solving interface? Very nice


@ 2013-11-17 11:45 PM (#13501 - in reply to #13371) (#13501) Top

Aras



Posts: 2

Country : Turkey

Aras posted @ 2013-11-17 11:45 PM

 What did you think about the puzzle quality of the test? Average
 How did you feel about the length / time limit for this test? Just right
 What is your opinion about the solving interface? Fairly Nice


@ 2013-11-18 2:15 AM (#13502 - in reply to #13371) (#13502) Top

vopani



Posts: 739
50010010020
Country : India

vopani posted @ 2013-11-18 2:15 AM

I finally got to participate in an LMI screen test! (after co-authoring the first, authoring the second and testing the third).

Even though the B2: Repeated Neighbours has issues, I wanted to share what I did.
'3' cannot occur in R5C1, R5C2, R5C3, R6C2 due to the puzzle rules. If '3' is in R6C3, it also has to be in R5C4 but since it is a 'Just One Cell' sudoku (so, non-unique), I submitted R6C1 as '3'.

Pretty cheeky huh? Did anyone else get this weird funda? ;-)
Also, an interesting thought about using 'uniqueness' in Just One Cell, it sounds funny though.

Edited by Rohan Rao 2013-11-18 2:30 AM
@ 2013-11-18 2:46 AM (#13503 - in reply to #13502) (#13503) Top

Fred76




Posts: 337
10010010020
Country : Switzerland

Fred76 posted @ 2013-11-18 2:46 AM

Rohan Rao - 2013-11-18 2:15 AM

I finally got to participate in an LMI screen test! (after co-authoring the first, authoring the second and testing the third).

Even though the B2: Repeated Neighbours has issues, I wanted to share what I did.
'3' cannot occur in R5C1, R5C2, R5C3, R6C2 due to the puzzle rules. If '3' is in R6C3, it also has to be in R5C4 but since it is a 'Just One Cell' sudoku (so, non-unique), I submitted R6C1 as '3'.

Pretty cheeky huh? Did anyone else get this weird funda? ;-)
Also, an interesting thought about using 'uniqueness' in Just One Cell, it sounds funny though.


Hey my friend-despite-the-fact-you took-part-in-WPC,

Interesting reasoning, although it is wrong.

"...If '3' is in R6C3, it also has to be in R5C4..." you can conclude that 3 in R6C3 is not the answer of the JOC sudoku, but you can't conclude that 3 cannot be placed in R6C3 (it can be one of the multiple solution).

I was in such a hurry about submitting my solution after having found the 3 in R5C4 that I didn't thought that it could not be possible, as it has to be in R6C3 as well (what I've seen however).

Fred
@ 2013-11-18 3:36 AM (#13504 - in reply to #13371) (#13504) Top

An LMI player



An LMI player posted @ 2013-11-18 3:36 AM

 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? Way too many puzzles (too little time)
 What is your opinion about rules, points and scoring for this test? Very fair
 What is your opinion about the solving interface? Very nice


@ 2013-11-18 4:02 AM (#13505 - in reply to #13371) (#13505) Top

joshuazucker



Posts: 31
20
Country : United States

joshuazucker posted @ 2013-11-18 4:02 AM

 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


Lots of fun! Some of them were pretty darn hard, but most of them were perfect for the quick online solve. It was definitely in reach even for someone like me to finish within the time limit.

A few of them were a lot harder to do without a pencil! A good memory exercise for me to see how much of that I could keep in my head.

The colors interface would have been nice for bifurcating at times if I could have figured out how to make it work for me instead of changing the color of everything when I clicked on a color.
@ 2013-11-18 4:07 AM (#13506 - in reply to #13371) (#13506) Top

joshuazucker



Posts: 31
20
Country : United States

joshuazucker posted @ 2013-11-18 4:07 AM

Oh, forgot to mention: the popup warning about just one cell was very confusing because I had filled in just one cell! So I worried that somehow the interface thought that I had submitted a puzzle with a non-1 number of filled-in cells. It would be nice to be warned about the warning.
@ 2013-11-18 11:08 AM (#13507 - in reply to #13371) (#13507) Top

weckdippy



Posts: 1

Country : India

weckdippy posted @ 2013-11-18 11:08 AM

 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? Just right
 What is your opinion about the solving interface? Very nice


@ 2013-11-18 11:58 AM (#13509 - in reply to #13506) (#13509) Top

prasanna16391



Posts: 1777
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Country : India

prasanna16391 posted @ 2013-11-18 11:58 AM

joshuazucker - 2013-11-18 4:07 AM

Oh, forgot to mention: the popup warning about just one cell was very confusing because I had filled in just one cell! So I worried that somehow the interface thought that I had submitted a puzzle with a non-1 number of filled-in cells. It would be nice to be warned about the warning.


(Semax's point too) I agree, we should've said that this will happen. That'll be noted for next time (if at all we do variant JOCs again, that requires a think through in itself), and having a JOC in the example series on interface is also a good idea.

@ 2013-11-18 12:16 PM (#13510 - in reply to #13371) (#13510) Top

rajeshk




Posts: 542
5002020
Country : India

rajeshk posted @ 2013-11-18 12:16 PM

 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? 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? Fairly Nice


In the solving interface, it would have to better if we could have been given different colors for backtracking the puzzles.
@ 2013-11-18 1:10 PM (#13512 - in reply to #13371) (#13512) Top

IGy



Posts: 2

Country : Hungary

IGy posted @ 2013-11-18 1:10 PM

 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? Fairly 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? Very nice


@ 2013-11-18 2:26 PM (#13513 - in reply to #13371) (#13513) Top

An LMI player



An LMI player posted @ 2013-11-18 2:26 PM

 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? Very nice


@ 2013-11-18 5:20 PM (#13515 - in reply to #13503) (#13515) Top

vopani



Posts: 739
50010010020
Country : India

vopani posted @ 2013-11-18 5:20 PM

Fred76 - 2013-11-18 2:46 AM

Hey my friend-despite-the-fact-you took-part-in-WPC,

Interesting reasoning, although it is wrong.

Yes, I am also an 'exception' B-) B-)


"...If '3' is in R6C3, it also has to be in R5C4..." you can conclude that 3 in R6C3 is not the answer of the JOC sudoku, but you can't conclude that 3 cannot be placed in R6C3 (it can be one of the multiple solution).

I was in such a hurry about submitting my solution after having found the 3 in R5C4 that I didn't thought that it could not be possible, as it has to be in R6C3 as well (what I've seen however).

Fred

I know, I feel so stupid. I had a hearty laugh after I realized what I did.
@ 2013-11-18 5:51 PM (#13516 - in reply to #13371) (#13516) Top

detuned



Posts: 152
1002020
Country : United Kingdom

detuned posted @ 2013-11-18 5:51 PM

Can't remember if I made this point before - I think I did for a previous screen test - but having an "undo" button seems to take away the whole point of doing things in your head. I certainly made liberal (ab)use of it...
@ 2013-11-18 5:59 PM (#13517 - in reply to #13371) (#13517) Top

detuned



Posts: 152
1002020
Country : United Kingdom

detuned posted @ 2013-11-18 5:59 PM

I'd also like to know what is "incorrect" with my E5 - JOC5 - Killer solution.

I entered R1C4 as a 6. The reasoning goes like this: 13 in the bottom right is either 256 or 346 - either way we certainly can't have R6C4 as 6. By the law of leftovers this means R1C3 cannot be a 6. The 6 in R1 must therefore go in C4 because it can't be part of a 7 or 8 cage...

edit: n/m I see e5 seems to be missing on the results page, i assume it's a bad puzzle...

Edited by detuned 2013-11-18 6:26 PM
@ 2013-11-18 6:27 PM (#13518 - in reply to #13371) (#13518) Top

An LMI player



An LMI player posted @ 2013-11-18 6:27 PM

 What was your opinion of the distribution of easy/hard puzzles? Just right
 What did you think about the puzzle quality of the test? Average
 How did you feel about the length / time limit for this test? Just right
 What is your opinion about the solving interface? Average


@ 2013-11-18 8:21 PM (#13519 - in reply to #13371) (#13519) Top

An LMI player



An LMI player posted @ 2013-11-18 8:21 PM

 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? Very nice


@ 2013-11-18 8:58 PM (#13520 - in reply to #13371) (#13520) Top

tamz29



Posts: 225
10010020
Country : Thailand

tamz29 posted @ 2013-11-18 8:58 PM

A nice set of puzzles. I underestimated myself and decided to skip two of the JOCs and end up finishing 20 minutes early. :(
@ 2013-11-18 9:17 PM (#13521 - in reply to #13516) (#13521) Top

rob



Posts: 170
100202020
Country : Germany

rob posted @ 2013-11-18 9:17 PM

detuned - 2013-11-18 5:51 PM

Can't remember if I made this point before - I think I did for a previous screen test - but having an "undo" button seems to take away the whole point of doing things in your head. I certainly made liberal (ab)use of it...


I agree, felt a lot faster on the harder puzzles once I started trying out things. Maybe one or two levels of undo to deal with actual typos?
@ 2013-11-19 12:11 AM (#13523 - in reply to #13521) (#13523) Top

rvarun



Posts: 268
100100202020
Country : India

rvarun posted @ 2013-11-19 12:11 AM

Hi. I completed the test. But my name is not in the scoresheet.
@ 2013-11-19 12:23 AM (#13524 - in reply to #13371) (#13524) Top

rvarun



Posts: 268
100100202020
Country : India

rvarun posted @ 2013-11-19 12:23 AM

Sorry guys. The ST 4 Page had this link after finishing the test. This was for ST 3.

You have completed the test. Check score page at http://logicmastersindia.com/ST/ST3/score.asp



Edited by rvarun 2013-11-19 12:24 AM
LMI Screen Test #4 — November Sudoku Test — 15th-18th November109 posts • Page 4 of 5 • 1 2 3 4 5
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