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Hash[], minmax, polymer expansion - Advent of Code 2021 - Day 14 with Ruby
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Another puzzle that requires some data structure changes to make it fast enough to get an answer.
00:20 Part 1
11:20 Hash[]
12:47 minmax
14:14 Part 2
00:20 Part 1
11:20 Hash[]
12:47 minmax
14:14 Part 2