→ 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 |
|---|---|---|---|---|---|---|---|
| 390440730 | Sep/12/2026 18:03 | Sophis | J - Snooker | C++23 (GCC 14-64, msys2) | Accepted | 92 ms | 100 KB |
| 390237187 | Sep/10/2026 20:23 | Sophis | I - Secret Lab | C++23 (GCC 14-64, msys2) | Accepted | 124 ms | 100 KB |
| 390200145 | Sep/10/2026 14:32 | Sophis | I - Secret Lab | C++23 (GCC 14-64, msys2) | Accepted | 530 ms | 100 KB |
| 390120874 | Sep/09/2026 19:05 | Sophis | I - Secret Lab | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 62 ms | 19000 KB |
| 390118410 | Sep/09/2026 18:39 | Sophis | I - Secret Lab | C++23 (GCC 14-64, msys2) | Runtime error on test 1 | 62 ms | 19000 KB |
| 390117958 | Sep/09/2026 18:35 | Sophis | I - Secret Lab | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 390109409 | Sep/09/2026 18:15 | Sophis | H - Build More Roads! | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 389949673 | Sep/08/2026 19:29 | Sophis | G - Beautiful Permutation | C++23 (GCC 14-64, msys2) | Accepted | 124 ms | 100 KB |
| 389948459 | Sep/08/2026 19:26 | Sophis | G - Beautiful Permutation | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 30 ms | 0 KB |
| 389942030 | Sep/08/2026 19:12 | Sophis | F - Parallel Processes | C++23 (GCC 14-64, msys2) | Accepted | 92 ms | 100 KB |
| 389934614 | Sep/08/2026 18:55 | Sophis | E - Fibonacci Period | C++23 (GCC 14-64, msys2) | Accepted | 92 ms | 100 KB |
| 389932920 | Sep/08/2026 18:52 | Sophis | D - Drawing Problem | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 389931292 | Sep/08/2026 18:48 | Sophis | D - Drawing Problem | C++23 (GCC 14-64, msys2) | Wrong answer on test 13 | 92 ms | 0 KB |
| 389930725 | Sep/08/2026 18:47 | Sophis | D - Drawing Problem | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 389928618 | Sep/08/2026 18:43 | Sophis | D - Drawing Problem | C++23 (GCC 14-64, msys2) | Wrong answer on test 13 | 124 ms | 100 KB |
| 389874801 | Sep/08/2026 16:22 | Sophis | C - Martians' DNA Analysis | C++23 (GCC 14-64, msys2) | Accepted | 1186 ms | 23100 KB |
| 389873515 | Sep/08/2026 16:11 | Sophis | C - Martians' DNA Analysis | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 1000 KB |
| 389833449 | Sep/08/2026 08:04 | Sophis | B - Divide and Conquer | C++23 (GCC 14-64, msys2) | Accepted | 92 ms | 100 KB |
| 389833059 | Sep/08/2026 07:57 | Sophis | A - Crazy Bishops | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 62 ms | 0 KB |
| 387568217 | Aug/18/2026 16:46 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Wrong answer on test 7 | 2406 ms | 7900 KB |
| 387566934 | Aug/18/2026 16:37 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Time limit exceeded on test 7 | 3000 ms | 800 KB |
| 387566876 | Aug/18/2026 16:36 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Time limit exceeded on test 7 | 3000 ms | 800 KB |
| 387566842 | Aug/18/2026 16:36 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Wrong answer on test 7 | 2906 ms | 800 KB |
| 387566457 | Aug/18/2026 16:33 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Wrong answer on test 7 | 2374 ms | 7900 KB |
| 387565938 | Aug/18/2026 16:30 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Time limit exceeded on test 7 | 3000 ms | 4000 KB |
| 387565784 | Aug/18/2026 16:29 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Wrong answer on test 7 | 2968 ms | 3900 KB |
| 387565422 | Aug/18/2026 16:26 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Time limit exceeded on test 7 | 3000 ms | 4000 KB |
| 387565327 | Aug/18/2026 16:26 | Hangyu2011 | C - Martians' DNA Analysis | C++17 (GCC 7-32) | Time limit exceeded on test 7 | 3000 ms | 4000 KB |
| 386692121 | Aug/12/2026 06:14 | luosiyu | E - Fibonacci Period | C++23 (GCC 14-64, msys2) | Accepted | 92 ms | 100 KB |
| 386684973 | Aug/12/2026 04:31 | luosiyu | E - Fibonacci Period | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 23 | 1000 ms | 45500 KB |
| 386684874 | Aug/12/2026 04:29 | luosiyu | E - Fibonacci Period | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 23 | 1000 ms | 0 KB |
| 386683569 | Aug/12/2026 04:04 | luosiyu | E - Fibonacci Period | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 0 KB |
| 386427220 | Aug/10/2026 05:04 | luosiyu | H - Build More Roads! | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 386425144 | Aug/10/2026 04:20 | luosiyu | H - Build More Roads! | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 62 ms | 100 KB |
| 383644923 | Jul/21/2026 05:51 | DrCharley | D - Drawing Problem | C++17 (GCC 7-32) | Wrong answer on test 6 | 62 ms | 0 KB |
| 383644145 | Jul/21/2026 05:41 | DrCharley | D - Drawing Problem | C++17 (GCC 7-32) | Wrong answer on test 1 | 30 ms | 0 KB |
| 383643915 | Jul/21/2026 05:38 | DrCharley | D - Drawing Problem | C++17 (GCC 7-32) | Wrong answer on test 1 | 62 ms | 0 KB |
| 383643884 | Jul/21/2026 05:37 | DrCharley | D - Drawing Problem | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 0 KB |
| 383639221 | Jul/21/2026 04:15 | zhenggeek | D - Drawing Problem | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 62 ms | 0 KB |
| 381581153 | Jul/07/2026 12:15 | lkotyaral | F - Parallel Processes | Python 3 | Accepted | 124 ms | 400 KB |
| 381580375 | Jul/07/2026 12:07 | lkotyaral | F - Parallel Processes | C++17 (GCC 7-32) | Wrong answer on test 4 | 62 ms | 0 KB |
| 381579556 | Jul/07/2026 11:59 | lkotyaral | F - Parallel Processes | C++17 (GCC 7-32) | Wrong answer on test 4 | 92 ms | 0 KB |
| 381579420 | Jul/07/2026 11:58 | lkotyaral | F - Parallel Processes | C++17 (GCC 7-32) | Runtime error on test 1 | 30 ms | 0 KB |
| 381571467 | Jul/07/2026 10:42 | lkotyaral | H - Build More Roads! | C++17 (GCC 7-32) | Accepted | 62 ms | 100 KB |
| 381571330 | Jul/07/2026 10:41 | lkotyaral | H - Build More Roads! | C++17 (GCC 7-32) | Memory limit exceeded on test 1 | 500 ms | 65500 KB |
| 381418026 | Jul/06/2026 11:47 | lkotyaral | G - Beautiful Permutation | C++17 (GCC 7-32) | Accepted | 92 ms | 100 KB |
| 381417271 | Jul/06/2026 11:41 | lkotyaral | G - Beautiful Permutation | C++17 (GCC 7-32) | Wrong answer on test 5 | 30 ms | 0 KB |
| 381416861 | Jul/06/2026 11:37 | lkotyaral | G - Beautiful Permutation | C++17 (GCC 7-32) | Wrong answer on test 5 | 62 ms | 0 KB |
| 381410728 | Jul/06/2026 10:45 | lkotyaral | G - Beautiful Permutation | C++17 (GCC 7-32) | Wrong answer on test 5 | 62 ms | 0 KB |
| 381410015 | Jul/06/2026 10:39 | lkotyaral | G - Beautiful Permutation | C++17 (GCC 7-32) | Wrong answer on test 2 | 62 ms | 0 KB |
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