My Advent of Code solutions for 2025.
https://adventofcode.com/2025
47259d1697
We look at each valid (having coordinates inside the grid) neighbor to a cell including a paper roll and then see if the neighbor contains a roll of paper or not. Finally we count the number of rolls, if it is less than 4 we can pick it. |
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| app | ||
| input | ||
| .gitignore | ||
| aoc25.cabal | ||
| CHANGELOG.md | ||
| LICENSE | ||