Logic Masters Deutschland e.V.

Pentominous U-Bahn (Warm-up #1)

(Published on 15. November 2024, 09:10 by KNT)

Tessellate the entire grid into pentominos (orthogonally connected regions of exactly five cells) such that no two pentominos of the same shape share an edge. Rotations and reflections of a shape are counted as the same shape.

Draw a totally connected loop network through the centers of some cells, which may branch or turn, but may not have any dead ends. A clue outside the grid indicates how many times the corresponding line shape (i.e. a cross, branch, straight line, or turn) appears in the corresponding row or column, irrespective of the line shape's rotation.

Within a pentomino, all non-empty cells must be the same line shape.

SudokuPad

penpa+

Solution code: For each row except the last, the number of lines leading down from that row

Last changed on on 17. November 2024, 08:35

Solved by tuturitu, Paletron, Piatato, MagnusJosefsson, ibag, Christounet, ONeill, RJBlarmo, Samish, Mr_tn, wooferzfg, Niverio, zuzanina, itweb, TripleABattery, jkuo7, Statistica, wullemuus, Mark Sweep, rob, Jesper, MaizeGator, sfushidahardy, akamchinjir, misko, Alex, jessica6, Bellsita, madhupt, OGRussHood, Nensche777, FzFeather, Nick Smirnov, Ben5790, MazzleFlush, Chefofdeath
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Comments

on 27. November 2024, 19:03 by jessica6
very tricky!

on 21. November 2024, 08:02 by sfushidahardy
Super fun! And hard for me, despite being the first warm-up lol

on 17. November 2024, 14:20 by Statistica
Warm-Up? Bin jetzt schon fix und fertig ;-)

on 15. November 2024, 17:00 by Samish
Nice intro!

on 15. November 2024, 15:54 by ONeill
Cool!

on 15. November 2024, 11:34 by ibag
Great fun!

on 15. November 2024, 11:21 by MagnusJosefsson
Really fun! I look forward to the main puzzle with a mixture of dread and excited anticipation :).

on 15. November 2024, 10:50 by Piatato
Cool! Looking forward to seeing what kind of monster we'll have to deal with!

on 15. November 2024, 09:17 by KNT
I am going to post the "main" puzzle related to these two warm-ups in a few days. It is unusually challenging, and I highly recommending solving both of these introductory puzzles if you choose to attempt it. I hope it is a puzzle worthy of my 100th post on LM.

Difficulty:3
Rating:99 %
Solved:36 times
Observed:3 times
ID:000KJJ

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Solution code:

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