New Problems 2020 全國賽、2021 全國模擬賽修復完成，2022 TOI 初選、2021 全國賽上線囉！
Rejudge Announcement 1877 測資已修正 & rejudge
Rejudge Announcement 1877 測資已修正 & rejudge
Problems #2009-NOI
| # | Name | TopCoder | AC Ratio(user) | AC (submission) | |
|---|---|---|---|---|---|
| 1347 |
|
62.5% (15/24) | 12.7% (72/567) |