→ 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 |
|---|---|---|---|---|---|---|---|
| 375361646 | May/20/2026 17:20 | qwwqcy | G - Genome of English Literature | C++20 (GCC 13-64) | Accepted | 62 ms | 0 KB |
| 375361109 | May/20/2026 17:16 | qwwqcy | G - Genome of English Literature | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 374698952 | May/16/2026 11:05 | chenwz | E - Elegant Scheduling | C++20 (GCC 13-64) | Accepted | 484 ms | 202900 KB |
| 374698468 | May/16/2026 11:01 | chenwz | G - Genome of English Literature | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 374685552 | May/16/2026 08:54 | chenwz | D - Drunkard's Walk | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 374677290 | May/16/2026 07:03 | chenwz | F - Flights | C++20 (GCC 13-64) | Accepted | 93 ms | 100 KB |
| 374675576 | May/16/2026 06:35 | chenwz | G - Genome of English Literature | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 374675421 | May/16/2026 06:32 | chenwz | F - Flights | C++20 (GCC 13-64) | Accepted | 93 ms | 100 KB |
| 374675394 | May/16/2026 06:32 | chenwz | E - Elegant Scheduling | C++20 (GCC 13-64) | Accepted | 500 ms | 202900 KB |
| 374675296 | May/16/2026 06:31 | chenwz | D - Drunkard's Walk | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 374675282 | May/16/2026 06:30 | chenwz | C - Catalian Sequences | C++20 (GCC 13-64) | Accepted | 296 ms | 7800 KB |
| 374675260 | May/16/2026 06:30 | chenwz | B - Bayes' Law | C++20 (GCC 13-64) | Accepted | 1078 ms | 0 KB |
| 374674901 | May/16/2026 06:24 | chenwz | B - Bayes' Law | C++20 (GCC 13-64) | Accepted | 1062 ms | 100 KB |
| 374674706 | May/16/2026 06:21 | chenwz | A - Analogous Sets | C++20 (GCC 13-64) | Accepted | 31 ms | 100 KB |
| 372406946 | Apr/25/2026 05:55 | qwwqcy | F - Flights | C++20 (GCC 13-64) | Accepted | 78 ms | 900 KB |
| 372406887 | Apr/25/2026 05:54 | qwwqcy | A - Analogous Sets | C++20 (GCC 13-64) | Accepted | 15 ms | 0 KB |
| 372406832 | Apr/25/2026 05:52 | qwwqcy | D - Drunkard's Walk | C++20 (GCC 13-64) | Accepted | 31 ms | 0 KB |
| 372406753 | Apr/25/2026 05:51 | qwwqcy | B - Bayes' Law | C++20 (GCC 13-64) | Accepted | 828 ms | 4000 KB |
| 372406710 | Apr/25/2026 05:50 | qwwqcy | C - Catalian Sequences | C++20 (GCC 13-64) | Accepted | 250 ms | 4800 KB |
| 372406662 | Apr/25/2026 05:48 | qwwqcy | E - Elegant Scheduling | C++20 (GCC 13-64) | Accepted | 437 ms | 294100 KB |
| 372406618 | Apr/25/2026 05:47 | qwwqcy | G - Genome of English Literature | C++20 (GCC 13-64) | Accepted | 93 ms | 1900 KB |
| 372406546 | Apr/25/2026 05:45 | qwwqcy | J - Japanese Origami | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 371847877 | Apr/20/2026 11:54 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Accepted | 62 ms | 3200 KB |
| 371587044 | Apr/18/2026 05:53 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 8 | 515 ms | 100 KB |
| 371587015 | Apr/18/2026 05:52 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 8 | 453 ms | 100 KB |
| 371586950 | Apr/18/2026 05:51 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Accepted | 484 ms | 100 KB |
| 371586619 | Apr/18/2026 05:43 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 7 | 468 ms | 0 KB |
| 371586580 | Apr/18/2026 05:42 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 10 | 125 ms | 100 KB |
| 371586267 | Apr/18/2026 05:35 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Accepted | 46 ms | 3300 KB |
| 371586081 | Apr/18/2026 05:30 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 5 | 31 ms | 3200 KB |
| 371585974 | Apr/18/2026 05:27 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 5 | 31 ms | 3200 KB |
| 371585825 | Apr/18/2026 05:23 | Chen_ri_kang | H - Hide-and-Seek | C++17 (GCC 7-32) | Wrong answer on test 3 | 31 ms | 3200 KB |
| 368341189 | Mar/27/2026 09:02 | Chen_ri_kang | E - Elegant Scheduling | C++17 (GCC 7-32) | Accepted | 390 ms | 197100 KB |
| 368210506 | Mar/26/2026 06:17 | Chen_ri_kang | A - Analogous Sets | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 368204442 | Mar/26/2026 03:29 | Chen_ri_kang | A - Analogous Sets | C++17 (GCC 7-32) | Wrong answer on test 2 | 0 ms | 0 KB |
| 368204034 | Mar/26/2026 03:15 | Chen_ri_kang | A - Analogous Sets | C++17 (GCC 7-32) | Wrong answer on test 2 | 31 ms | 0 KB |
| 368203982 | Mar/26/2026 03:14 | Chen_ri_kang | A - Analogous Sets | C++17 (GCC 7-32) | Time limit exceeded on test 1 | 2000 ms | 0 KB |
| 368203938 | Mar/26/2026 03:13 | Chen_ri_kang | A - Analogous Sets | C++17 (GCC 7-32) | Time limit exceeded on test 1 | 2000 ms | 100 KB |
| 364175423 | Feb/24/2026 12:51 | Antares_qwq | H - Hide-and-Seek | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 7000 KB |
| 364147893 | Feb/24/2026 07:05 | Antares_qwq | E - Elegant Scheduling | C++23 (GCC 14-64, msys2) | Accepted | 500 ms | 134200 KB |
| 364146937 | Feb/24/2026 06:49 | Antares_qwq | D - Drunkard's Walk | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 364146764 | Feb/24/2026 06:46 | Antares_qwq | D - Drunkard's Walk | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 31 ms | 0 KB |
| 364145488 | Feb/24/2026 06:23 | Antares_qwq | B - Bayes' Law | C++23 (GCC 14-64, msys2) | Accepted | 656 ms | 1900 KB |
| 364144331 | Feb/24/2026 06:01 | Antares_qwq | A - Analogous Sets | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 0 KB |
| 364023080 | Feb/23/2026 16:10 | Antares_qwq | J - Japanese Origami | C++23 (GCC 14-64, msys2) | Wrong answer on test 14 | 62 ms | 0 KB |
| 364022457 | Feb/23/2026 16:06 | Antares_qwq | J - Japanese Origami | C++23 (GCC 14-64, msys2) | Wrong answer on test 14 | 46 ms | 100 KB |
| 364022030 | Feb/23/2026 16:02 | Antares_qwq | J - Japanese Origami | C++23 (GCC 14-64, msys2) | Wrong answer on test 14 | 46 ms | 100 KB |
| 364006816 | Feb/23/2026 13:13 | Antares_qwq | H - Hide-and-Seek | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 7500 KB |
| 364006221 | Feb/23/2026 13:06 | Antares_qwq | H - Hide-and-Seek | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 7600 KB |
| 364005577 | Feb/23/2026 12:59 | Antares_qwq | H - Hide-and-Seek | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 6 | 2000 ms | 94200 KB |
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