| Contest | Problem Set | Practice | Solution |
|---|---|---|---|
| 2022 North Central Regional Contest | Link | Link | Link |
| 2021 North Central Regional Contest | Link | Link | Link |
| 2020 North Central Regional Contest | Link | Link | Link |
| 2019 North Central Regional Contest | Link | Link | Link |
| 2018 North Central Regional Contest | Link | Link | Link |
| 2017 North Central Regional Contest | Link | Link | Link |