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카테고리: National Olympiad in Informatics 2020
| 카테고리 | #(대회) | #(문제) | |
|---|---|---|---|
| (Singapore) National Olympiad in Informatics 2020 Preliminary Contest | A B C | 3 | |
| (Singapore) National Olympiad in Informatics 2020 Qualification | A B C D | 4 | |
| NOI 2020 Final Contest | A B C D E | 5 |