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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 |
|---|---|---|---|---|---|---|---|
| 350216091 | Nov/22/2025 17:58 | bgsdf | K - XOR | C++20 (GCC 13-64) | Wrong answer on test 4 | 92 ms | 23500 KB |
| 350094551 | Nov/21/2025 19:11 | dyzets | D - Avoiding Partitions | C++20 (GCC 13-64) | Wrong answer on test 8 | 92 ms | 1400 KB |
| 349805660 | Nov/20/2025 09:49 | suo_4r | G - Inverse Range Minimum Query | PyPy 3 | Runtime error on test 1 | 186 ms | 2100 KB |
| 349805147 | Nov/20/2025 09:44 | suo_4r | G - Inverse Range Minimum Query | PyPy 3 | Runtime error on test 1 | 216 ms | 2200 KB |
| 349805047 | Nov/20/2025 09:44 | suo_4r | G - Inverse Range Minimum Query | Python 3 | Runtime error on test 1 | 154 ms | 3300 KB |
| 349804239 | Nov/20/2025 09:36 | suo_4r | G - Inverse Range Minimum Query | Python 3 | Runtime error on test 1 | 154 ms | 2400 KB |
| 349802360 | Nov/20/2025 09:21 | suo_4r | G - Inverse Range Minimum Query | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 349802247 | Nov/20/2025 09:20 | suo_4r | G - Inverse Range Minimum Query | C++23 (GCC 14-64, msys2) | Memory limit exceeded on test 1 | 466 ms | 262100 KB |
| 349788374 | Nov/20/2025 05:57 | qwwqcy | K - XOR | C++17 (GCC 7-32) | Accepted | 92 ms | 0 KB |
| 349787485 | Nov/20/2025 05:42 | qwwqcy | K - XOR | C++17 (GCC 7-32) | Wrong answer on test 3 | 92 ms | 1700 KB |
| 349784849 | Nov/20/2025 05:02 | qwwqcy | K - XOR | C++17 (GCC 7-32) | Wrong answer on test 8 | 124 ms | 200 KB |
| 349784711 | Nov/20/2025 05:00 | qwwqcy | K - XOR | C++17 (GCC 7-32) | Accepted | 92 ms | 100 KB |
| 349677783 | Nov/19/2025 10:47 | qwwqcy | K - XOR | C++17 (GCC 7-32) | Accepted | 154 ms | 0 KB |
| 349676069 | Nov/19/2025 10:35 | qwwqcy | G - Inverse Range Minimum Query | C++17 (GCC 7-32) | Wrong answer on test 7 | 122 ms | 0 KB |
| 349675975 | Nov/19/2025 10:34 | qwwqcy | G - Inverse Range Minimum Query | C++17 (GCC 7-32) | Wrong answer on test 1 | 92 ms | 0 KB |
| 349670810 | Nov/19/2025 09:52 | qwwqcy | G - Inverse Range Minimum Query | C++17 (GCC 7-32) | Wrong answer on test 7 | 92 ms | 0 KB |
| 349646336 | Nov/19/2025 04:59 | qwwqcy | G - Inverse Range Minimum Query | C++17 (GCC 7-32) | Accepted | 280 ms | 0 KB |
| 349406277 | Nov/17/2025 12:36 | chenwz | K - XOR | C++17 (GCC 7-32) | Accepted | 124 ms | 0 KB |
| 349201875 | Nov/16/2025 06:57 | qwwqcy# | G - Inverse Range Minimum Query | C++17 (GCC 7-32) | Runtime error on test 1 | 60 ms | 0 KB |
| 349069992 | Nov/15/2025 11:47 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Accepted | 154 ms | 1200 KB |
| 349069295 | Nov/15/2025 11:42 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 6 | 92 ms | 123300 KB |
| 349068813 | Nov/15/2025 11:37 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Runtime error on test 2 | 92 ms | 123300 KB |
| 349068399 | Nov/15/2025 11:33 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 122 ms | 123300 KB |
| 349068186 | Nov/15/2025 11:31 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 92 ms | 123300 KB |
| 349067891 | Nov/15/2025 11:29 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 60 ms | 123300 KB |
| 349067373 | Nov/15/2025 11:24 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 92 ms | 245400 KB |
| 349066478 | Nov/15/2025 11:17 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 92 ms | 123300 KB |
| 349065172 | Nov/15/2025 11:06 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 154 ms | 123300 KB |
| 349064433 | Nov/15/2025 11:01 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 92 ms | 245400 KB |
| 349064205 | Nov/15/2025 10:59 | rlc202204 | J - Wikipidia | C++20 (GCC 13-64) | Wrong answer on test 4 | 122 ms | 123300 KB |
| 348478034 | Nov/11/2025 16:33 | chenwz | G - Inverse Range Minimum Query | C++17 (GCC 7-32) | Accepted | 342 ms | 0 KB |
| 347614663 | Nov/06/2025 02:14 | Carlos_SJS | C - Nothing on TV | C++20 (GCC 13-64) | Accepted | 1372 ms | 3500 KB |
| 347372379 | Nov/04/2025 12:05 | vjudge.3 | D - Avoiding Partitions | C++23 (GCC 14-64, msys2) | Accepted | 528 ms | 4500 KB |
| 344026146 | Oct/16/2025 15:41 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 122 ms | 400 KB |
| 344025712 | Oct/16/2025 15:37 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 154 ms | 500 KB |
| 344025195 | Oct/16/2025 15:34 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 92 ms | 500 KB |
| 344024946 | Oct/16/2025 15:32 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 124 ms | 400 KB |
| 344022716 | Oct/16/2025 15:17 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 7 | 122 ms | 0 KB |
| 344000094 | Oct/16/2025 12:42 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 7 | 92 ms | 0 KB |
| 343999789 | Oct/16/2025 12:40 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 343999507 | Oct/16/2025 12:39 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 343997584 | Oct/16/2025 12:26 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 7 | 154 ms | 0 KB |
| 343843565 | Oct/15/2025 13:23 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 7 | 186 ms | 0 KB |
| 343843371 | Oct/15/2025 13:21 | Null_h | E - Points and Lines | C++23 (GCC 14-64, msys2) | Wrong answer on test 7 | 124 ms | 100 KB |
| 343549370 | Oct/13/2025 17:11 | xmkxk | K - XOR | C++17 (GCC 7-32) | Accepted | 122 ms | 100 KB |
| 341676383 | Oct/03/2025 18:00 | vjudge1 | F - Reversing Prefixes | C++23 (GCC 14-64, msys2) | Accepted | 216 ms | 600 KB |
| 341679663 | Oct/03/2025 18:06 | bkifhr9 | F - Reversing Prefixes | C++17 (GCC 7-32) | Accepted | 124 ms | 100 KB |
| 341671561 | Oct/03/2025 17:53 | STUDENT0 | F - Reversing Prefixes | C++23 (GCC 14-64, msys2) | Accepted | 248 ms | 600 KB |
| 341669015 | Oct/03/2025 17:48 | STUDENT0 | F - Reversing Prefixes | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 92 ms | 600 KB |
| 341639883 | Oct/03/2025 16:02 | STUDENT0 | F - Reversing Prefixes | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 62 ms | 500 KB |
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