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Comments on Puzzle #27405: "Knock knock...."
By jessi winn ()

peek at solution       solve puzzle
  quality:   difficulty:   solvability: moderate lookahead  

Puzzle Description:

(This puzzle was recovered from the 2016 database crash. Description not available.)

#1: Jota (jota) on Mar 27, 2020 [SPOILER]       classify

Pencil PBN
#2: Kitty Eyes (kittyeyes) on Mar 23, 2025 [SPOILER]       classify
"Knock knock."

"Who's there?"

"Broken pencil."

"Broken pencil who?"

"Never mind, it's pointless."
#3: Web Paint-By-Number Robot (webpbn) on Jun 17, 2025       classify
Found to have a unique solution by wombatilim.
#4: Web Paint-By-Number Robot (webpbn) on Jun 17, 2025       classify
Found to be solvable with moderate lookahead by wombatilim.
#5: Wombat (wombatilim) on Jun 17, 2025 [HINT]       classify
Initial line & color logic solves 96% with only black remaining.

R27: EL places the 3 in C4-6.

LL to finish.

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