This is my Advent of Code mono-repository. It has a separate module for each language I've ever done it in. Currently, I have Java, Haskell, and Kotlin.
| Java | Kotlin | Haskell | Rust | |
|---|---|---|---|---|
| 2015 | ~ | |||
| 2016 | ~ | |||
| 2017 | ~ | |||
| 2018 | ~ | |||
| 2019 | ~ | ~ | ~ | |
| 2020 | X | ~ | ||
| 2021 | X | ~ | ~ | |
| 2022 | X | |||
| 2023 | X | |||
| 2024 | X | |||
| 2025 | ~ | X |