peek at solution solve puzzle
quality: difficulty:
solvability: line logic only
Puzzle Description:
Hilbert space-filling curve (https://en.wikipedia.org/wiki/Hilbert_curve). Related to the Peano curve (see #31884). It started off 15x15, but it was too easy; spacing out the grid points made it slightly more challenging.
#1: Norma Dee (norm0908) on May 10, 2019
Fun.#2: Kristen Vognild (kristen) on May 10, 2019
nifty!#3: Teresa K (fasstar) on May 11, 2019
Very cool!
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