Goodbye, Yisi!
We will host the Goodbye Yisi contest! The contest contains $$$6$$$ problems to be solved in $$$5$$$ hours.
This contest serves as our annual Chinese Lunar New Year special event, marking the farewell to the Year of Yisi and welcoming a brand new year.
- Contest link: https://uoj.ac/contest/105
- Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20260215T1300&p1=33&ah=5
- Writers: Sunset1028, le0n, Flamire, Kubic
- Testers: hos.lyric, Crysfly
- Duration: 5 hours
- Difficulty: CF Div.1+
- The point values: 100-100-100-100-100-100
The contest will follow the IOI-style rules: Each problem can be submitted up to 50 times, and scores can be viewed in real-time. All the problems will have subtasks, the final score will be based on the highest-scoring submission.
We are looking forward to your participation!
UPD: Congratulation to the winners!



