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SOLUTION MEGATHREAD-🎄- 2018 Day 23 Solutions -🎄-(self.adventofcode)
submitted 7 years, 1 month ago* (edited 1 hour, 40 minutes after) by daggerdragon to /r/adventofcode (134.8k)
--- Day 23: Experimental Emergency Teleportation ---
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Here's a visual:
https://i.imgur.com/lt1tP6i.png
The top cluster shows the actual arrangement, the lower cluster shows its upper octahedron removed a bit to better see the internals. In other words, the arrangement has a "hollow" center.
Each octahedron touches the other, but there's no one point in common to all four.