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比赛归档: Mid-Central USA
| 比赛归档 | #（赛） | #（题） | |
|---|---|---|---|
| Mid-Central USA 2020 | A B C D E F G H I J K L M N O | 15 | |
| Mid-Central USA 2021 | A B C D E F G H I J K | 11 | |
| Mid-Central USA 2022 | A B C D E F G H I J K L M | 13 | |
| Mid-Central USA 2023 (Div. 1) | A B C D E F G H I J K L M | 13 | |
| Mid-Central USA 2023 (Div. 2) | A B C D E F G H I J K L M | 13 |