→ 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 I - Tree
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 260114824 | May/09/2024 14:46 | vjudge.7 | I - Tree | C++20 (GCC 13-64) | Accepted | 406 ms | 2000 KB |
| 273263281 | Jul/29/2024 05:11 | vjudge.3 | I - Tree | C++20 (GCC 13-64) | Accepted | 686 ms | 2000 KB |
| 230338997 | Oct/29/2023 11:53 | dyfhpu | I - Tree | C++20 (GCC 11-64) | Accepted | 936 ms | 7800 KB |
| 206835422 | May/22/2023 15:21 | ZTye | I - Tree | C++17 (GCC 7-32) | Accepted | 592 ms | 2000 KB |
| 370365567 | Apr/09/2026 10:06 | zuoning123 | I - Tree | C++17 (GCC 7-32) | Accepted | 656 ms | 100 KB |
| 218164282 | Aug/10/2023 15:59 | Elysianism: hqhlxj, Hayase_Yuuka, hs215237czy# | I - Tree | C++14 (GCC 6-32) | Accepted | 655 ms | 3900 KB |
| 259575243 | May/05/2024 05:20 | vjudge5 | I - Tree | C++17 (GCC 7-32) | Accepted | 421 ms | 78300 KB |
| 318394609 | May/05/2025 07:09 | vjudge.3 | I - Tree | C++17 (GCC 7-32) | Accepted | 921 ms | 4000 KB |
| 252282825 | Mar/19/2024 14:38 | zhaoyun# | I - Tree | C++17 (GCC 7-32) | Accepted | 592 ms | 2000 KB |
| 259743883 | May/06/2024 14:55 | zzxuu | I - Tree | C++14 (GCC 6-32) | Accepted | 827 ms | 7800 KB |
| 319723306 | May/15/2025 09:10 | vjudge1 | I - Tree | C++17 (GCC 7-32) | Accepted | 843 ms | 100 KB |
| 258500716 | Apr/28/2024 03:30 | vjudge1 | I - Tree | C++17 (GCC 7-32) | Accepted | 593 ms | 2000 KB |
| 227010981 | Oct/07/2023 15:48 | rose_DKY# | I - Tree | C++20 (GCC 11-64) | Accepted | 358 ms | 2000 KB |
| 206919707 | May/23/2023 11:49 | lzp1234669 | I - Tree | C++20 (GCC 11-64) | Accepted | 966 ms | 2000 KB |
| 259743678 | May/06/2024 14:53 | vjudge3 | I - Tree | C++20 (GCC 13-64) | Accepted | 686 ms | 7800 KB |
| 207437956 | May/27/2023 10:24 | 815741912 | I - Tree | C++17 (GCC 9-64) | Accepted | 436 ms | 2000 KB |
| 272901355 | Jul/27/2024 07:17 | vjudge.10 | I - Tree | C++17 (GCC 7-32) | Accepted | 812 ms | 2000 KB |
| 272901453 | Jul/27/2024 07:18 | vjudge1 | I - Tree | C++20 (GCC 13-64) | Accepted | 655 ms | 2000 KB |
| 316781594 | Apr/23/2025 11:12 | Xiyyyyouzi# | I - Tree | C++17 (GCC 7-32) | Accepted | 874 ms | 4000 KB |
| 370348762 | Apr/09/2026 08:36 | HitomiYume | I - Tree | C++17 (GCC 7-32) | Accepted | 609 ms | 2000 KB |
| 211098197 | Jun/26/2023 08:55 | vjudge3 | I - Tree | C++17 (GCC 7-32) | Accepted | 545 ms | 3900 KB |
| 212327875 | Jul/06/2023 11:22 | 随便凑的队: XTian_, SSHL, zzz_xx# | I - Tree | C++14 (GCC 6-32) | Accepted | 545 ms | 2000 KB |
| 212366621 | Jul/06/2023 16:48 | zzz_xx | I - Tree | C++14 (GCC 6-32) | Accepted | 545 ms | 2000 KB |
| 220807933 | Aug/28/2023 07:22 | vjudge3 | I - Tree | C++20 (GCC 11-64) | Accepted | 951 ms | 2000 KB |
| 283292033 | Sep/28/2024 03:27 | LiuFaFaOnO: Andy_Lin, TanX_-inf, LiWenX# | I - Tree | C++17 (GCC 7-32) | Accepted | 578 ms | 4000 KB |
| 302170609 | Jan/21/2025 07:07 | vjudge5 | I - Tree | C++17 (GCC 7-32) | Accepted | 609 ms | 7900 KB |
| 263704664 | Jun/02/2024 08:53 | J.Flaaa# | I - Tree | C++17 (GCC 7-32) | Accepted | 625 ms | 2000 KB |
| 212918249 | Jul/09/2023 08:28 | vjudge3 | I - Tree | C++20 (GCC 11-64) | Accepted | 358 ms | 3900 KB |
| 222409758 | Sep/08/2023 09:55 | lbx_. | I - Tree | C++17 (GCC 7-32) | Accepted | 623 ms | 3900 KB |
| 222409946 | Sep/08/2023 09:57 | Donus | I - Tree | C++17 (GCC 7-32) | Accepted | 623 ms | 3900 KB |
| 253575840 | Mar/28/2024 08:29 | sfiisf | I - Tree | C++17 (GCC 7-32) | Accepted | 593 ms | 2000 KB |
| 318804940 | May/08/2025 10:21 | qwejjjjjj | I - Tree | C++17 (GCC 7-32) | Accepted | 546 ms | 2000 KB |
| 208051145 | Jun/01/2023 14:48 | vjudge1 | I - Tree | C++20 (GCC 11-64) | Accepted | 966 ms | 1900 KB |
| 290657880 | Nov/09/2024 11:31 | vjudge4 | I - Tree | C++23 (GCC 14-64, msys2) | Accepted | 702 ms | 7900 KB |
| 290677500 | Nov/09/2024 13:41 | vjudge.1 | I - Tree | C++20 (GCC 13-64) | Accepted | 733 ms | 7900 KB |
| 290678344 | Nov/09/2024 13:48 | vjudge.5 | I - Tree | C++23 (GCC 14-64, msys2) | Accepted | 687 ms | 4000 KB |
| 290678352 | Nov/09/2024 13:48 | vjudge.2 | I - Tree | C++20 (GCC 13-64) | Accepted | 671 ms | 4000 KB |
| 207950617 | May/31/2023 13:46 | vjudge3 | I - Tree | C++14 (GCC 6-32) | Accepted | 701 ms | 8000 KB |
| 207022414 | May/24/2023 11:56 | cslg092222224_2116# | I - Tree | C++14 (GCC 6-32) | Accepted | 733 ms | 7800 KB |
| 207048091 | May/24/2023 16:22 | 1312 | I - Tree | C++17 (GCC 7-32) | Accepted | 623 ms | 391400 KB |
| 207858310 | May/30/2023 16:10 | Wild-WL# | I - Tree | C++17 (GCC 7-32) | Accepted | 530 ms | 2000 KB |
| 211123576 | Jun/26/2023 14:01 | vjudge2 | I - Tree | C++17 (GCC 7-32) | Accepted | 561 ms | 3900 KB |
| 211089880 | Jun/26/2023 06:10 | vjudge4 | I - Tree | C++14 (GCC 6-32) | Accepted | 654 ms | 2000 KB |
| 261529159 | May/18/2024 15:25 | Mystic567 | I - Tree | C++20 (GCC 13-64) | Accepted | 640 ms | 2000 KB |
| 213074517 | Jul/10/2023 10:45 | vjudge1 | I - Tree | C++17 (GCC 9-64) | Accepted | 483 ms | 4600 KB |
| 211088175 | Jun/26/2023 05:36 | vjudge1 | I - Tree | C++17 (GCC 7-32) | Accepted | 545 ms | 7800 KB |
| 207858856 | May/30/2023 16:15 | lqm123# | I - Tree | C++17 (GCC 7-32) | Accepted | 576 ms | 2000 KB |
| 207357490 | May/26/2023 16:14 | TSJ_TSJ# | I - Tree | C++14 (GCC 6-32) | Accepted | 560 ms | 7800 KB |
| 207357546 | May/26/2023 16:14 | TSJ_TSJ# | I - Tree | C++17 (GCC 7-32) | Accepted | 561 ms | 7800 KB |
| 327859142 | Jul/07/2025 05:58 | vjudge.1 | I - Tree | C++23 (GCC 14-64, msys2) | Accepted | 703 ms | 7900 KB |
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