→ About Contest
→ Virtual participation
Virtual contest is a way to take part in past contest, as close as possible to participation on time. It is supported only ICPC mode for virtual contests.
If you've seen these problems, a virtual contest is not for you - solve these problems in the archive.
If you just want to solve some problem from a contest, a virtual contest is not for you - solve this problem in the archive.
Never use someone else's code, read the tutorials or communicate with other person during a virtual contest.
→ Practice?
Want to solve the contest problems after the official contest ends? Just register for practice and you will be able to submit solutions.
→ Status filter
→ Contest materials
Problem A - Easy Diameter Problem
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 231726570 | Nov/07/2023 15:11 |
 HoMaMaOvO (Riku Kawasaki, Masaki Nishimoto, Yui Hosaka) |
A - Easy Diameter Problem | Unknown | Accepted | 0 ms | 0 KB |
| 231727377 | Nov/07/2023 15:11 |
USA1 (Andrew He, Kevin Sun, Gennady Korotkevich) |
A - Easy Diameter Problem | Unknown | Accepted | 0 ms | 0 KB |
| 231727560 | Nov/07/2023 15:11 |
清华大学 - world.search(you); - 刘一平, 张景行, 万成章 |
A - Easy Diameter Problem | Unknown | Accepted | 0 ms | 0 KB |
| 231728008 | Nov/07/2023 15:11 |
open your brain (Zhi Zhang, Yanru Guan, Jianfeng Zhu) |
A - Easy Diameter Problem | Unknown | Accepted | 0 ms | 0 KB |
| 290532831 | Nov/08/2024 14:45 | wjq1234567 | A - Easy Diameter Problem | C++20 (GCC 13-64) | Accepted | 468 ms | 34400 KB |
| 337532623 | Sep/08/2025 14:59 | gaga999 | A - Easy Diameter Problem | C++20 (GCC 13-64) | Accepted | 2421 ms | 32100 KB |
| 337553709 | Sep/08/2025 17:19 | gaga999 | A - Easy Diameter Problem | C++23 (GCC 14-64, msys2) | Accepted | 2359 ms | 32300 KB |
| 337553878 | Sep/08/2025 17:20 | gaga999 | A - Easy Diameter Problem | C++23 (GCC 14-64, msys2) | Accepted | 2484 ms | 32300 KB |
| 290821207 | Nov/10/2024 10:20 | Erinyes | A - Easy Diameter Problem | C++20 (GCC 13-64) | Accepted | 78 ms | 223200 KB |
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