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🧦 - 2025 DAY 11 SOLUTIONS - 🧦
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this post was submitted on 11 Dec 2025
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Advent Of Code
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An unofficial home for the advent of code community on programming.dev! Other challenges are also welcome!
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.
Everybody Codes is another collection of programming puzzles with seasonal events.
EC 2025
AoC 2025
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| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| 8 | 9 | 10 | 11 | 12 |
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- Keep all content related to advent of code in some way
- If what youre posting relates to a day, put in brackets the year and then day number in front of the post title (e.g. [2024 Day 10])
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If you can explain why it works, not calculating half the paths isn't a hack—it's an optimization. ;)
I think the hack was just skipping the entire second set of paths, but yeah, splitting was an nice optimisation. Might not scale as well if that path had to hit multiple intermediate nodes though.