| Hello 2015 (Div.1) |
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→ 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
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 374649546 | May/15/2026 21:32 | HALZOOM | F - Tree Query | C++23 (GCC 14-64, msys2) | Accepted | 468 ms | 80800 KB |
| 374649433 | May/15/2026 21:31 | HALZOOM | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 187 ms | 64700 KB |
| 374641565 | May/15/2026 20:20 | HALZOOM | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 234 ms | 55200 KB |
| 374501383 | May/14/2026 15:22 | It_is_time | D - TROY Query | C++23 (GCC 14-64, msys2) | Accepted | 796 ms | 51500 KB |
| 374499282 | May/14/2026 15:03 | It_is_time | D - TROY Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 66 | 859 ms | 50400 KB |
| 374499016 | May/14/2026 15:01 | It_is_time | D - TROY Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 66 | 750 ms | 40300 KB |
| 374498884 | May/14/2026 14:59 | It_is_time | D - TROY Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 30500 KB |
| 374441759 | May/14/2026 00:38 | AhmedReda11 | F - Tree Query | C++20 (GCC 13-64) | Accepted | 453 ms | 51300 KB |
| 374441534 | May/14/2026 00:34 | AhmedReda11 | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 265 ms | 21600 KB |
| 374439108 | May/13/2026 23:47 | AhmedReda11 | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 125 ms | 15400 KB |
| 374435486 | May/13/2026 22:49 | AhmedReda11 | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 171 ms | 15400 KB |
| 374434557 | May/13/2026 22:35 | AhmedReda11 | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 187 ms | 15400 KB |
| 374383900 | May/13/2026 14:31 | Ali_Azzam | F - Tree Query | C++23 (GCC 14-64, msys2) | Accepted | 1031 ms | 16400 KB |
| 374383024 | May/13/2026 14:23 | Ali_Azzam | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 453 ms | 8600 KB |
| 374107658 | May/10/2026 16:58 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Accepted | 921 ms | 50100 KB |
| 374103624 | May/10/2026 16:15 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 406 ms | 24000 KB |
| 374102898 | May/10/2026 16:06 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 421 ms | 24000 KB |
| 374101972 | May/10/2026 15:55 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 421 ms | 23300 KB |
| 374099136 | May/10/2026 15:19 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 421 ms | 23300 KB |
| 374098509 | May/10/2026 15:11 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 484 ms | 23200 KB |
| 374098360 | May/10/2026 15:09 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 453 ms | 23200 KB |
| 374043159 | May/09/2026 22:16 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Accepted | 468 ms | 49700 KB |
| 374043054 | May/09/2026 22:15 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Accepted | 437 ms | 49800 KB |
| 374042915 | May/09/2026 22:12 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Runtime error on test 3 | 140 ms | 11800 KB |
| 374019090 | May/09/2026 17:25 | Ngunguoi45 | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 453 ms | 22500 KB |
| 373973551 | May/09/2026 08:31 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Accepted | 1109 ms | 21400 KB |
| 373973122 | May/09/2026 08:23 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Accepted | 1140 ms | 23300 KB |
| 373923366 | May/08/2026 17:33 | konghaojie | F - Tree Query | C++23 (GCC 14-64, msys2) | Accepted | 1093 ms | 184100 KB |
| 373923220 | May/08/2026 17:31 | konghaojie | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 718 ms | 163100 KB |
| 373922694 | May/08/2026 17:25 | konghaojie | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 671 ms | 163100 KB |
| 373917232 | May/08/2026 16:28 | konghaojie | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 687 ms | 162700 KB |
| 373916883 | May/08/2026 16:25 | konghaojie | F - Tree Query | C++23 (GCC 14-64, msys2) | Memory limit exceeded on test 1 | 250 ms | 262100 KB |
| 373916500 | May/08/2026 16:21 | konghaojie | F - Tree Query | C++23 (GCC 14-64, msys2) | Memory limit exceeded on test 10 | 875 ms | 262100 KB |
| 373910380 | May/08/2026 15:13 | Lokeo | F - Tree Query | C++17 (GCC 7-32) | Wrong answer on test 3 | 359 ms | 25400 KB |
| 373853028 | May/07/2026 21:22 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Accepted | 609 ms | 69200 KB |
| 373852953 | May/07/2026 21:21 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 1 | 31 ms | 43200 KB |
| 373852868 | May/07/2026 21:20 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 156 ms | 29300 KB |
| 373649067 | May/06/2026 08:20 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Accepted | 671 ms | 55500 KB |
| 373648837 | May/06/2026 08:15 | 0xEssam | F - Tree Query | C++20 (GCC 13-64) | Time limit exceeded on test 4 | 2000 ms | 163500 KB |
| 373634719 | May/06/2026 00:27 | Wageeh | F - Tree Query | C++23 (GCC 14-64, msys2) | Accepted | 656 ms | 233300 KB |
| 373585073 | May/05/2026 13:41 | _SHAHIN | F - Tree Query | C++20 (GCC 13-64) | Accepted | 984 ms | 100200 KB |
| 373583880 | May/05/2026 13:24 | _SHAHIN | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 468 ms | 69400 KB |
| 373583158 | May/05/2026 13:15 | _SHAHIN | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 609 ms | 69000 KB |
| 373580614 | May/05/2026 12:36 | _SHAHIN | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 531 ms | 61800 KB |
| 373579842 | May/05/2026 12:25 | _SHAHIN | F - Tree Query | C++20 (GCC 13-64) | Wrong answer on test 3 | 406 ms | 61800 KB |
| 373448464 | May/03/2026 21:52 | Top12 | F - Tree Query | C++23 (GCC 14-64, msys2) | Accepted | 1125 ms | 16400 KB |
| 373443245 | May/03/2026 20:46 | Top12 | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 250 ms | 6000 KB |
| 373443134 | May/03/2026 20:45 | Top12 | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 203 ms | 6000 KB |
| 373442344 | May/03/2026 20:37 | Top12 | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 218 ms | 6100 KB |
| 373441706 | May/03/2026 20:30 | Top12 | F - Tree Query | C++23 (GCC 14-64, msys2) | Wrong answer on test 3 | 250 ms | 6000 KB |
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