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☃️ - 2023 DAY 4 SOLUTIONS -☃️
(programming.dev)
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Advent of Code is an annual Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like.
Solution Threads
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console.log('Hello World')
Rust
This one wasn't too bad. The example for part 2 even tells you how to process everything by visiting each card once in order. Another option could be to recursively look at all won copies, but that's probably much less efficient.