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Andrew Stankevich — Gold and Silver Medalist of ACM-ICPC, associate professor in Saint Petersburg University ITMO, SPb NRU ITMO teams coach, that became ACM-ICPC World Champions for 5 times. His contests have been used in Summer and Winter Petrozavodsk Camps since 2003. The contests are considered to be among the most interesting and well-prepared contests used at this international training camp. Contests materials are distributed under Creative Commons 4.0 Attribution license.
→ 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 |
|---|---|---|---|---|---|---|---|
| 373227975 | May/01/2026 15:39 | Gryllshsy | H - Royal Federation | C++20 (GCC 13-64) | Accepted | 124 ms | 6300 KB |
| 373227905 | May/01/2026 15:38 | Gryllshsy | H - Royal Federation | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 6300 KB |
| 373222757 | May/01/2026 14:40 | GYqun1 | H - Royal Federation | C++17 (GCC 7-32) | Wrong answer on test 1 | 62 ms | 2400 KB |
| 368569159 | Mar/28/2026 19:03 | eyzhong | E - Strong Defence | C++17 (GCC 7-32) | Runtime error on test 1 | 124 ms | 0 KB |
| 366752905 | Mar/15/2026 06:21 | sry417 | C - Strange Counter | C++20 (GCC 13-64) | Accepted | 92 ms | 200 KB |
| 366752627 | Mar/15/2026 06:16 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 92 ms | 39400 KB |
| 366752558 | Mar/15/2026 06:14 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Wrong answer on test 12 | 92 ms | 39400 KB |
| 366749158 | Mar/15/2026 05:02 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 39300 KB |
| 366749095 | Mar/15/2026 05:00 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 12 | 124 ms | 39400 KB |
| 366749090 | Mar/15/2026 05:00 | sry417 | D - Data Transmission | C++20 (GCC 13-64) | Wrong answer on test 1 | 0 ms | 39300 KB |
| 366749064 | Mar/15/2026 04:59 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Memory limit exceeded on test 1 | 30 ms | 65500 KB |
| 366748933 | Mar/15/2026 04:56 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 12 | 62 ms | 39300 KB |
| 366503075 | Mar/13/2026 16:35 | Antares_qwq | F - Weird Dissimilarity | C++23 (GCC 14-64, msys2) | Accepted | 186 ms | 63300 KB |
| 366502786 | Mar/13/2026 16:33 | Antares_qwq | F - Weird Dissimilarity | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 16 | 1000 ms | 63300 KB |
| 366480106 | Mar/13/2026 13:13 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 12 | 62 ms | 39400 KB |
| 366480056 | Mar/13/2026 13:13 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Memory limit exceeded on test 1 | 62 ms | 65500 KB |
| 366479913 | Mar/13/2026 13:11 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 12 | 124 ms | 36400 KB |
| 366479826 | Mar/13/2026 13:10 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Memory limit exceeded on test 1 | 30 ms | 65500 KB |
| 366479630 | Mar/13/2026 13:09 | sry417 | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 12 | 62 ms | 32300 KB |
| 366468673 | Mar/13/2026 11:29 | sry417 | H - Royal Federation | C++20 (GCC 13-64) | Accepted | 374 ms | 4000 KB |
| 366467753 | Mar/13/2026 11:20 | sry417 | C - Strange Counter | C++20 (GCC 13-64) | Wrong answer on test 23 | 406 ms | 3200 KB |
| 366467240 | Mar/13/2026 11:14 | sry417 | C - Strange Counter | C++20 (GCC 13-64) | Wrong answer on test 23 | 468 ms | 2400 KB |
| 366463811 | Mar/13/2026 10:38 | sry417 | C - Strange Counter | C++20 (GCC 13-64) | Wrong answer on test 3 | 62 ms | 1600 KB |
| 366462400 | Mar/13/2026 10:23 | sry417 | C - Strange Counter | C++20 (GCC 13-64) | Wrong answer on test 3 | 62 ms | 1600 KB |
| 366462243 | Mar/13/2026 10:22 | sry417 | C - Strange Counter | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 1600 KB |
| 366204087 | Mar/11/2026 10:24 | qwwqcy | G - PL/Cool | C++20 (GCC 13-64) | Accepted | 186 ms | 1400 KB |
| 366200404 | Mar/11/2026 09:46 | qwwqcy | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 124 ms | 14000 KB |
| 366200317 | Mar/11/2026 09:45 | qwwqcy | H - Royal Federation | C++20 (GCC 13-64) | Accepted | 92 ms | 300 KB |
| 366200051 | Mar/11/2026 09:42 | qwwqcy | C - Strange Counter | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 366199854 | Mar/11/2026 09:41 | qwwqcy | E - Strong Defence | C++20 (GCC 13-64) | Accepted | 62 ms | 0 KB |
| 366183829 | Mar/11/2026 05:37 | qwwqcy | G - PL/Cool | C++20 (GCC 13-64) | Accepted | 218 ms | 1400 KB |
| 365818239 | Mar/08/2026 10:50 | qwwqcy | C - Strange Counter | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 365818136 | Mar/08/2026 10:49 | qwwqcy | C - Strange Counter | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 365369675 | Mar/04/2026 18:59 | chenwz | H - Royal Federation | C++20 (GCC 13-64) | Accepted | 186 ms | 300 KB |
| 365368618 | Mar/04/2026 18:49 | chenwz | H - Royal Federation | C++20 (GCC 13-64) | Accepted | 156 ms | 400 KB |
| 365365728 | Mar/04/2026 18:25 | chenwz | G - PL/Cool | C++20 (GCC 13-64) | Accepted | 186 ms | 100 KB |
| 365363617 | Mar/04/2026 18:04 | chenwz | G - PL/Cool | C++20 (GCC 13-64) | Runtime error on test 1 | 62 ms | 0 KB |
| 365363367 | Mar/04/2026 18:01 | chenwz | G - PL/Cool | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 365358186 | Mar/04/2026 17:16 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 92 ms | 14000 KB |
| 365357997 | Mar/04/2026 17:15 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 365354029 | Mar/04/2026 16:40 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 365344302 | Mar/04/2026 15:25 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 300 KB |
| 365344152 | Mar/04/2026 15:24 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 812 ms | 15500 KB |
| 365344054 | Mar/04/2026 15:23 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Time limit exceeded on test 16 | 1000 ms | 14200 KB |
| 365343722 | Mar/04/2026 15:21 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 365343405 | Mar/04/2026 15:18 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 92 ms | 14100 KB |
| 365343281 | Mar/04/2026 15:17 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 1 | 62 ms | 0 KB |
| 365342874 | Mar/04/2026 15:13 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Runtime error on test 1 | 62 ms | 0 KB |
| 365342156 | Mar/04/2026 15:07 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 92 ms | 16200 KB |
| 365340938 | Mar/04/2026 14:55 | chenwz | F - Weird Dissimilarity | C++20 (GCC 13-64) | Accepted | 92 ms | 16200 KB |
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