Logic Masters Deutschland e.V.

My First Puzzle

(Published on 25. May 2025, 08:44 by Tank)

My First Puzzle


Rules:


Normal Sudoku Rules: Place the digits 1-9 in every row, column and 3x3 box

Killer: Digits in a cage must not repeat and sum to the number in the top left corner

Between Lines: Numbers on lines must be strictly in between the numbers in its circle

Palindrome: Digits on a palindrome line must read the same forward and backward (example of a 4 cell palindrome line may be 1221)

Kropki: Digits separated by a white dot must be consecutive; digits separated by a black dot must be in a 1:2 ratio

XV: Digits separated by an X must sum to 10

Quadruple: Digits in a quadruple circle must appear in the four adjacent cells


Link to puzzle below


Link to sudokupad

Solution code: Row 6 from left to right

Last changed on on 1. July 2025, 06:07

Solved by Rearden, jalebc, tgstar, zonny, Merovius, rehoo885, tuturitu, Pierr3, EnPee, nickwilson, MartinR, 3ColorTheorem, flaemmchen, micjo, Ragna, Exigus, liushong, Carolin, Virux, GeorgeTheToad2, Malakree, ... m_and_m_toastie, PippoForte, bugsduggan, Clairitin, lmunira, jon48, Uhu, nixxo, ManuH, geronimo92, timww572, Rollo, Vaurien, koiking, Pairot, asoares, thargian, ringel, GorgeousNicko, jhow25
Full list

Comments

on 7. August 2025, 15:01 by GorgeousNicko
I didn't find this tough at all, except for making myself remember that these were 'double' arrows.

I have no idea what 'roping' is, but there is an important method for solving with that particular shape of palindrome lines. I see it is mentioned in these comments too.

Anyway, lots of fun. Really enjoyed it!

on 1. July 2025, 14:55 by geronimo92
This is a 1.5 star puzzle, very easy and pure logical path !!

on 15. June 2025, 00:03 by Jane_Lightman
This is not a one star puzzle, it took me over an hour to solve it. But it's a cool one

Last changed on 11. June 2025, 02:28

on 8. June 2025, 15:07 by FullDeck-Missing
Fantastic first puzzle with some trickier-than-expected spots. We look forward to seeing more puzzles from you.

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Thank you! I have been working on another puzzle for over two weeks now with a break-in that I really like, but I cannot seem to get it to finish nicely without compromising the break-in or putting in extra constraints. Any tips?

on 29. May 2025, 00:05 by dzamie
Really good! I think I understand roping better now. Definitely not 1*, even with roping, though.
I had a good time solving this while vibing to siivagunner rips :)

Last changed on 28. May 2025, 22:22

on 28. May 2025, 08:03 by Ganbatte
I agree that this a fun puzzle and harder than 1-star puzzles usually are. Not sure what “roping” is but I could figure it out without knowing. Good 90-minute challenge for me, thank you. Good job!

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Thank you for the kind comment. Knowledge of "roping" is definitely not required to solve this puzzle but it may exponentially reduce your solve time and shows up in variant sudoku. Without spoiling too much, I would encourage you to study Rows 1, 2, & 3 and see how the palindrome effects the makeup of digits in boxes 1, 2, & 3 while focusing on the rows.

on 27. May 2025, 20:05 by PinkNickels
Very fun!

on 27. May 2025, 17:31 by Martina
Nice! I would rate it 2*

on 26. May 2025, 08:31 by VitP
good puzzle, but feels harder than level 1.

i think i made it harder by missing the "obvious" roping, but if you use roping, it's immediately a level 2 puzzle.

Last changed on 25. May 2025, 20:42

on 25. May 2025, 20:39 by Tank
Edit 3: I think I finally got this formatting correct

on 25. May 2025, 17:32 by Tank
Edit 2: Added Sudoku Pad Link

on 25. May 2025, 14:36 by Virux
Really good for a first puzzle. Thank you for setting and congrats!

Last changed on 25. May 2025, 18:42

on 25. May 2025, 14:11 by Plok
Really nice first puzzle. Well done! Great you got the link working ;-)

Last changed on 25. May 2025, 08:49

on 25. May 2025, 08:46 by Tank
Edit 1: Text Formatting. Can someone help show me how to place a photo into the text and a hyperlink to the puzzle? Also the format seems good in the text box when I am typing it (with line breaks, some bold font etc.) but on the screen it is just one continuous sentence

Difficulty:1
Rating:94 %
Solved:166 times
Observed:4 times
ID:000NJ3

Standard puzzle Puzzle variant Variant combination

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Solution code:

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