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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 |
|---|---|---|---|---|---|---|---|
| 394251535 | Oct/12/2026 12:09 | chenwz | D - Circuit Design | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 394251452 | Oct/12/2026 12:08 | chenwz | I - Roof Skeleton | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 391432122 | Sep/21/2026 17:20 | peekitn | D - Circuit Design | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 391132708 | Sep/18/2026 16:04 | peekitn | D - Circuit Design | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 389302352 | Sep/03/2026 21:52 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Runtime error on test 1 | 31 ms | 0 KB |
| 389302355 | Sep/03/2026 21:52 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 389302326 | Sep/03/2026 21:52 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 46 ms | 0 KB |
| 389302077 | Sep/03/2026 21:49 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 31 ms | 0 KB |
| 389302066 | Sep/03/2026 21:49 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 15 ms | 0 KB |
| 389302057 | Sep/03/2026 21:48 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 15 ms | 100 KB |
| 389302018 | Sep/03/2026 21:48 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 389301611 | Sep/03/2026 21:43 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 31 ms | 100 KB |
| 389300667 | Sep/03/2026 21:31 | HFTilted: 300iq, andreyDagger# | I - Roof Skeleton | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 31 ms | 0 KB |
| 389299311 | Sep/03/2026 21:18 | HFTilted: 300iq, andreyDagger# | D - Circuit Design | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
| 389299047 | Sep/03/2026 21:16 | HFTilted: 300iq, andreyDagger# | D - Circuit Design | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 15 ms | 0 KB |
| 389297113 | Sep/03/2026 20:57 | HFTilted: 300iq, andreyDagger# | B - Blackjack | C++23 (GCC 14-64, msys2) | Accepted | 671 ms | 100 KB |
| 389297011 | Sep/03/2026 20:56 | HFTilted: 300iq, andreyDagger# | B - Blackjack | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 1 | 1000 ms | 0 KB |
| 389294886 | Sep/03/2026 20:36 | HFTilted: 300iq, andreyDagger# | A - 12:30PM | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 389294422 | Sep/03/2026 20:32 | HFTilted: 300iq, andreyDagger# | A - 12:30PM | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 11 | 1000 ms | 0 KB |
| 389294160 | Sep/03/2026 20:29 | HFTilted: 300iq, andreyDagger# | A - 12:30PM | C++23 (GCC 14-64, msys2) | Wrong answer on test 6 | 31 ms | 0 KB |
| 389294140 | Sep/03/2026 20:29 | HFTilted: 300iq, andreyDagger# | A - 12:30PM | PyPy 3-64 | Compilation error | 0 ms | 0 KB |
| 389290424 | Sep/03/2026 19:54 | HFTilted: 300iq, andreyDagger# | J - RSA | PyPy 3-64 | Accepted | 78 ms | 100 KB |
| 389290302 | Sep/03/2026 19:53 | HFTilted: 300iq, andreyDagger# | J - RSA | PyPy 3-64 | Wrong answer on test 6 | 62 ms | 0 KB |
| 389290270 | Sep/03/2026 19:53 | HFTilted: 300iq, andreyDagger# | J - RSA | PyPy 3-64 | Wrong answer on test 6 | 46 ms | 0 KB |
| 389290219 | Sep/03/2026 19:52 | HFTilted: 300iq, andreyDagger# | J - RSA | PyPy 3-64 | Wrong answer on test 6 | 46 ms | 0 KB |
| 389289916 | Sep/03/2026 19:49 | HFTilted: 300iq, andreyDagger# | J - RSA | PyPy 3-64 | Wrong answer on test 6 | 62 ms | 0 KB |
| 389288388 | Sep/03/2026 19:35 | HFTilted: 300iq, andreyDagger# | C - Spending Budget | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 389287919 | Sep/03/2026 19:30 | HFTilted: 300iq, andreyDagger# | H - Robots' Art | C++23 (GCC 14-64, msys2) | Accepted | 125 ms | 517900 KB |
| 389287010 | Sep/03/2026 19:22 | HFTilted: 300iq, andreyDagger# | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
| 389286427 | Sep/03/2026 19:16 | HFTilted: 300iq, andreyDagger# | G - Permutations | PyPy 3-64 | Accepted | 78 ms | 1500 KB |
| 389286165 | Sep/03/2026 19:14 | HFTilted: 300iq, andreyDagger# | E - Strange Digits | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 389285828 | Sep/03/2026 19:11 | HFTilted: 300iq, andreyDagger# | E - Strange Digits | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 31 ms | 100 KB |
| 386691796 | Aug/12/2026 06:09 | luosiyu | J - RSA | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 386685212 | Aug/12/2026 04:34 | luosiyu | J - RSA | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 383424790 | Jul/19/2026 07:51 | chenwz | E - Strange Digits | C++17 (GCC 7-32) | Accepted | 46 ms | 4900 KB |
| 382472471 | Jul/14/2026 05:14 | qwwqcy | H - Robots' Art | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 15 | 2000 ms | 490300 KB |
| 382472050 | Jul/14/2026 05:05 | qwwqcy | H - Robots' Art | C++23 (GCC 14-64, msys2) | Wrong answer on test 13 | 156 ms | 450100 KB |
| 382471835 | Jul/14/2026 05:01 | qwwqcy | H - Robots' Art | C++23 (GCC 14-64, msys2) | Wrong answer on test 13 | 46 ms | 0 KB |
| 382471713 | Jul/14/2026 04:59 | qwwqcy | H - Robots' Art | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 38 | 2000 ms | 352100 KB |
| 381422874 | Jul/06/2026 12:34 | qwwqcy | E - Strange Digits | C++17 (GCC 7-32) | Accepted | 62 ms | 1700 KB |
| 380174597 | Jun/26/2026 06:27 | qwwqcy | A - 12:30PM | C++17 (GCC 7-32) | Time limit exceeded on test 14 | 1000 ms | 100 KB |
| 380174441 | Jun/26/2026 06:24 | qwwqcy | A - 12:30PM | C++17 (GCC 7-32) | Time limit exceeded on test 13 | 1000 ms | 4200 KB |
| 380172833 | Jun/26/2026 05:46 | qwwqcy | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 125 ms | 6200 KB |
| 376409639 | May/28/2026 16:05 | ttxs1233 | E - Strange Digits | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 376408985 | May/28/2026 15:59 | ttxs1233 | E - Strange Digits | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 376349888 | May/28/2026 04:12 | Hangyu2011 | E - Strange Digits | C++17 (GCC 7-32) | Accepted | 46 ms | 6600 KB |
| 376349862 | May/28/2026 04:11 | Hangyu2011 | E - Strange Digits | C++17 (GCC 7-32) | Accepted | 46 ms | 6600 KB |
| 376349844 | May/28/2026 04:11 | Hangyu2011 | E - Strange Digits | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 6600 KB |
| 375712651 | May/23/2026 08:19 | lyh3.14 | H - Robots' Art | C++23 (GCC 14-64, msys2) | Accepted | 687 ms | 393100 KB |
| 375712634 | May/23/2026 08:19 | lyh3.14 | H - Robots' Art | C++23 (GCC 14-64, msys2) | Runtime error on test 1 | 62 ms | 393100 KB |
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