I placed 62nd on part 1; 18th on part 2.
Problem: https://adventofcode.com/2021/day/14
Code: https://github.com/jonathanpaulson/Ad...
Neat problem. Basically a sequel to lanternfish! (https://adventofcode.com/2021/day/6) Sadly a shadowing bug (reusing the variable name "start") cost me a wrong submission to part 1.