→ About Contest
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 |
|---|---|---|---|---|---|---|---|
| 351688633 | Dec/03/2025 10:06 | hobbycp | I - Incomparable Suffixes | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 0 KB |
| 351688556 | Dec/03/2025 10:06 | hobbycp | G - Grand Tour | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 0 KB |
| 351688431 | Dec/03/2025 10:05 | hobbycp | F - Funny Game | C++23 (GCC 14-64, msys2) | Accepted | 156 ms | 5600 KB |
| 351688369 | Dec/03/2025 10:04 | hobbycp | D - Dynamic LCA | C++23 (GCC 14-64, msys2) | Accepted | 312 ms | 13000 KB |
| 351688307 | Dec/03/2025 10:03 | hobbycp | C - Comparator Networks | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 351688254 | Dec/03/2025 10:03 | hobbycp | C - Comparator Networks | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 5 | 1000 ms | 100 KB |
| 351688162 | Dec/03/2025 10:02 | hobbycp | B - Betting Fast | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 12 | 1000 ms | 100 KB |
| 351688108 | Dec/03/2025 10:01 | hobbycp | B - Betting Fast | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 62 ms | 100 KB |
| 350724396 | Nov/26/2025 14:13 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Accepted | 311 ms | 0 KB |
| 350687058 | Nov/26/2025 08:17 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 66 | 1390 ms | 0 KB |
| 350580572 | Nov/25/2025 11:42 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 66 | 1077 ms | 0 KB |
| 350576997 | Nov/25/2025 11:06 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 55 | 1765 ms | 0 KB |
| 350576899 | Nov/25/2025 11:05 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Time limit exceeded on test 54 | 2000 ms | 0 KB |
| 350576793 | Nov/25/2025 11:04 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Time limit exceeded on test 54 | 2000 ms | 0 KB |
| 350576702 | Nov/25/2025 11:03 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Time limit exceeded on test 47 | 2000 ms | 0 KB |
| 350576390 | Nov/25/2025 10:59 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 0 KB |
| 350562605 | Nov/25/2025 08:18 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Time limit exceeded on test 47 | 2000 ms | 100 KB |
| 350562352 | Nov/25/2025 08:14 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 53 | 1531 ms | 100 KB |
| 350562166 | Nov/25/2025 08:11 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 53 | 1390 ms | 0 KB |
| 350561842 | Nov/25/2025 08:06 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Time limit exceeded on test 47 | 2000 ms | 100 KB |
| 350488301 | Nov/24/2025 16:27 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 43 | 812 ms | 0 KB |
| 350488021 | Nov/24/2025 16:25 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 43 | 374 ms | 0 KB |
| 350470368 | Nov/24/2025 14:09 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 43 | 109 ms | 0 KB |
| 350443110 | Nov/24/2025 09:27 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 20 | 46 ms | 0 KB |
| 350440411 | Nov/24/2025 08:52 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 20 | 61 ms | 0 KB |
| 350437733 | Nov/24/2025 08:11 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 43 | 93 ms | 0 KB |
| 350437696 | Nov/24/2025 08:10 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 350437608 | Nov/24/2025 08:09 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 0 KB |
| 350437420 | Nov/24/2025 08:06 | hobbycp | H - Hats and Wizards | C++17 (GCC 7-32) | Wrong answer on test 43 | 109 ms | 0 KB |
| 344157889 | Oct/17/2025 12:58 | qiuzx | H - Hats and Wizards | C++20 (GCC 13-64) | Accepted | 171 ms | 3300 KB |
| 343510191 | Oct/13/2025 13:45 | -1- | D - Dynamic LCA | Python 3 | Wrong answer on test 1 | 77 ms | 0 KB |
| 343275785 | Oct/12/2025 14:14 | qiuzx | E - Equal Hash Codes | C++20 (GCC 13-64) | Accepted | 234 ms | 21500 KB |
| 333150247 | Aug/09/2025 16:45 | qiuzx | C - Comparator Networks | C++20 (GCC 13-64) | Accepted | 62 ms | 1600 KB |
| 331974385 | Aug/01/2025 18:04 | levva922 | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 1937 ms | 13300 KB |
| 330639106 | Jul/24/2025 18:32 | IPRIT | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 1281 ms | 27800 KB |
| 330638288 | Jul/24/2025 18:25 | -1- | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 1311 ms | 27800 KB |
| 330638152 | Jul/24/2025 18:24 | Ponies | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 1358 ms | 27800 KB |
| 330636801 | Jul/24/2025 18:14 | IPRIT4 | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 1249 ms | 27800 KB |
| 330636643 | Jul/24/2025 18:13 | Ponies | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 1328 ms | 27800 KB |
| 330636419 | Jul/24/2025 18:10 | IPRIT4 | D - Dynamic LCA | C++20 (GCC 13-64) | Runtime error on test 1 | 46 ms | 0 KB |
| 330531189 | Jul/23/2025 17:35 | Spike2027 | D - Dynamic LCA | C++17 (GCC 7-32) | Accepted | 437 ms | 46100 KB |
| 330476338 | Jul/23/2025 10:34 | IPRIT3 | D - Dynamic LCA | C++20 (GCC 13-64) | Runtime error on test 1 | 31 ms | 0 KB |
| 330475705 | Jul/23/2025 10:29 | IPRIT | D - Dynamic LCA | C++20 (GCC 13-64) | Accepted | 436 ms | 63700 KB |
| 322938848 | Jun/05/2025 08:39 | vjudge.5 | D - Dynamic LCA | C++17 (GCC 7-32) | Accepted | 577 ms | 38000 KB |
| 322938834 | Jun/05/2025 08:38 | vjudge.7 | D - Dynamic LCA | C++23 (GCC 14-64, msys2) | Accepted | 499 ms | 43100 KB |
| 322938727 | Jun/05/2025 08:37 | vjudge3 | D - Dynamic LCA | C++20 (GCC 13-64) | Time limit exceeded on test 32 | 2000 ms | 37300 KB |
| 322938350 | Jun/05/2025 08:34 | delwar_03_ | D - Dynamic LCA | C++23 (GCC 14-64, msys2) | Accepted | 500 ms | 43100 KB |
| 322938340 | Jun/05/2025 08:34 | vjudge.8 | D - Dynamic LCA | C++20 (GCC 13-64) | Time limit exceeded on test 32 | 2000 ms | 37300 KB |
| 322938193 | Jun/05/2025 08:32 | delwar_03_ | D - Dynamic LCA | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 31 ms | 0 KB |
| 322938176 | Jun/05/2025 08:32 | vjudge.10 | D - Dynamic LCA | C++20 (GCC 13-64) | Wrong answer on test 1 | 46 ms | 0 KB |
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