→ 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 |
|---|---|---|---|---|---|---|---|
| 358914217 | Jan/20/2026 15:03 | chenwz | G - Matrix Multiplication | C++17 (GCC 7-32) | Wrong answer on test 15 | 500 ms | 2100 KB |
| 358913696 | Jan/20/2026 15:01 | chenwz | G - Matrix Multiplication | C++17 (GCC 7-32) | Time limit exceeded on test 13 | 2000 ms | 30000 KB |
| 358912983 | Jan/20/2026 14:58 | chenwz | G - Matrix Multiplication | C++17 (GCC 7-32) | Time limit exceeded on test 12 | 2000 ms | 30000 KB |
| 358910676 | Jan/20/2026 14:44 | chenwz | G - Matrix Multiplication | C++17 (GCC 7-32) | Time limit exceeded on test 13 | 2000 ms | 30000 KB |
| 348844180 | Nov/14/2025 09:56 | hobbycp | J - Crossing the River | PyPy 3-64 | Accepted | 186 ms | 0 KB |
| 348844111 | Nov/14/2025 09:56 | hobbycp | G - Matrix Multiplication | C++17 (GCC 7-32) | Accepted | 874 ms | 2600 KB |
| 348843976 | Nov/14/2025 09:54 | hobbycp | F - Surface Genus | C++17 (GCC 7-32) | Accepted | 124 ms | 0 KB |
| 348843822 | Nov/14/2025 09:52 | hobbycp | E - Formula 1 | C++17 (GCC 7-32) | Accepted | 124 ms | 0 KB |
| 318318119 | May/04/2025 13:31 | vjudge.7 | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 92 ms | 31400 KB |
| 318309927 | May/04/2025 12:10 | xiaowenya | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 124 ms | 31400 KB |
| 318308110 | May/04/2025 11:54 | xiaowenya | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 62 ms | 31400 KB |
| 318307160 | May/04/2025 11:45 | xiaowenya | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 92 ms | 15700 KB |
| 318306533 | May/04/2025 11:40 | xiaowenya | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 92 ms | 15700 KB |
| 318304527 | May/04/2025 11:24 | xiaowenya | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 92 ms | 15700 KB |
| 318301498 | May/04/2025 10:58 | xiaowenya | E - Formula 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 92 ms | 15700 KB |
| 318300774 | May/04/2025 10:51 | xiaowenya | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 8 | 124 ms | 15700 KB |
| 318299156 | May/04/2025 10:35 | xiaowenya | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 8 | 122 ms | 15700 KB |
| 318295225 | May/04/2025 09:54 | xiaowenya | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 8 | 124 ms | 15700 KB |
| 318294596 | May/04/2025 09:47 | xiaowenya | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 200 KB |
| 293047508 | Nov/24/2024 11:00 | vjudge.8 | B - Cartesian Tree | C++20 (GCC 13-64) | Accepted | 124 ms | 100 KB |
| 268856353 | Jul/05/2024 04:31 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Accepted | 466 ms | 100 KB |
| 268856161 | Jul/05/2024 04:28 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Accepted | 750 ms | 0 KB |
| 268855958 | Jul/05/2024 04:25 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 312 ms | 0 KB |
| 268855879 | Jul/05/2024 04:23 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 312 ms | 0 KB |
| 268855847 | Jul/05/2024 04:23 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 268854954 | Jul/05/2024 04:08 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268854797 | Jul/05/2024 04:05 | hxhhxh | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 124 ms | 0 KB |
| 268701679 | Jul/04/2024 06:03 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Accepted | 124 ms | 0 KB |
| 268701628 | Jul/04/2024 06:02 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Accepted | 124 ms | 0 KB |
| 268701473 | Jul/04/2024 06:00 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 92 ms | 0 KB |
| 268700842 | Jul/04/2024 05:52 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268700558 | Jul/04/2024 05:49 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268700269 | Jul/04/2024 05:46 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 62 ms | 0 KB |
| 268699815 | Jul/04/2024 05:40 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268699515 | Jul/04/2024 05:36 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Runtime error on test 9 | 92 ms | 0 KB |
| 268699495 | Jul/04/2024 05:35 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 268699448 | Jul/04/2024 05:35 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 122 ms | 0 KB |
| 268699428 | Jul/04/2024 05:35 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 268699383 | Jul/04/2024 05:34 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 268699352 | Jul/04/2024 05:34 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Runtime error on test 9 | 92 ms | 0 KB |
| 268699324 | Jul/04/2024 05:33 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 92 ms | 0 KB |
| 268699295 | Jul/04/2024 05:33 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 124 ms | 0 KB |
| 268699256 | Jul/04/2024 05:33 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268699225 | Jul/04/2024 05:32 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 268699204 | Jul/04/2024 05:32 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268698996 | Jul/04/2024 05:29 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268698795 | Jul/04/2024 05:27 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268698418 | Jul/04/2024 05:22 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 122 ms | 0 KB |
| 268698254 | Jul/04/2024 05:20 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 92 ms | 0 KB |
| 268698089 | Jul/04/2024 05:18 | Kazemaru | E - Formula 1 | C++20 (GCC 13-64) | Wrong answer on test 9 | 186 ms | 100 KB |
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