We will hold [UOJ Round #30](https://uoj.ac/contest/97) contest! You will be given **3** problems to be solved in **4** hours.↵
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Recently, the Flea National Games has begun and a marathon competition will be held between "Lightning Fleas" and the rising "Quantum Fleas". Can you solve three problems about this competition?↵
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- Contest link: https://uoj.ac/contest/97↵
- Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20250510T1800&p1=33&ah=4↵
- Writers: [user:pp_orange,2025-05-09], [user:JoesSR,2025-05-09], [user:crazy_sea,2025-05-09]↵
- Testers: [user:emptyhope,2025-05-10], [user:liuhengxi,2025-05-10]↵
- Duration: 4 hours↵
- Difficulty: CF Div.1+↵
- The point values: 100-100-100↵
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The contest will follow the **Pretest** rules: During contest, every submission will only be judged on the pretests (in the problem attachments). All submissions will be rejudged on the final tests after contest. All the problems will have subtasks, the final score will be based on the **last** submission.↵
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The contest is rated for everyone, you will be count as rated only if you opened at least one problem.↵
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We are looking forward to your participation!↵
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**UPD:** Congratulation to the winners!↵
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1. [user:hos.lyric,2025-05-10]↵
2. [user:cat_of_nesraychan,2025-05-10]↵
3. [user:Z-301,2025-05-10]↵
4. [user:Kevin114514,2025-05-10]↵
5. [user:jiangbowen,2025-05-10]↵
↵
The editorials will be posted [here](https://rainbow-sjy.blog.uoj.ac/blog/9544).
↵
Recently, the Flea National Games has begun and a marathon competition will be held between "Lightning Fleas" and the rising "Quantum Fleas". Can you solve three problems about this competition?↵
↵
- Contest link: https://uoj.ac/contest/97↵
- Start Time: https://www.timeanddate.com/worldclock/fixedtime.html?iso=20250510T1800&p1=33&ah=4↵
- Writers: [user:pp_orange,2025-05-09], [user:JoesSR,2025-05-09], [user:crazy_sea,2025-05-09]↵
- Testers: [user:emptyhope,2025-05-10], [user:liuhengxi,2025-05-10]↵
- Duration: 4 hours↵
- Difficulty: CF Div.1+↵
- The point values: 100-100-100↵
↵
The contest will follow the **Pretest** rules: During contest, every submission will only be judged on the pretests (in the problem attachments). All submissions will be rejudged on the final tests after contest. All the problems will have subtasks, the final score will be based on the **last** submission.↵
↵
The contest is rated for everyone, you will be count as rated only if you opened at least one problem.↵
↵
We are looking forward to your participation!↵
↵
----↵
↵
**UPD:** Congratulation to the winners!↵
↵
1. [user:hos.lyric,2025-05-10]↵
2. [user:cat_of_nesraychan,2025-05-10]↵
3. [user:Z-301,2025-05-10]↵
4. [user:Kevin114514,2025-05-10]↵
5. [user:jiangbowen,2025-05-10]↵
↵
The editorials will be posted [here](https://rainbow-sjy.blog.uoj.ac/blog/9544).
