→ 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 |
|---|---|---|---|---|---|---|---|
| 321656346 | May/27/2025 16:43 | IPRIT | J - RSA | PyPy 3-64 | Wrong answer on test 1 | 93 ms | 200 KB |
| 321656173 | May/27/2025 16:42 | IPRIT | J - RSA | PyPy 3-64 | Wrong answer on test 4 | 93 ms | 200 KB |
| 321655242 | May/27/2025 16:36 | IPRIT | J - RSA | Python 3 | Accepted | 78 ms | 1600 KB |
| 321655143 | May/27/2025 16:35 | IPRIT | J - RSA | Python 3 | Accepted | 78 ms | 400 KB |
| 321655106 | May/27/2025 16:35 | IPRIT | J - RSA | Python 3 | Accepted | 93 ms | 400 KB |
| 321654790 | May/27/2025 16:33 | IPRIT | J - RSA | Python 3 | Wrong answer on test 6 | 62 ms | 200 KB |
| 321653961 | May/27/2025 16:27 | IPRIT | J - RSA | PyPy 3-64 | Wrong answer on test 6 | 77 ms | 200 KB |
| 321651761 | May/27/2025 16:12 | IPRIT | J - RSA | Python 3 | Runtime error on test 1 | 77 ms | 2300 KB |
| 321651635 | May/27/2025 16:11 | IPRIT | J - RSA | Python 3 | Runtime error on test 1 | 77 ms | 2100 KB |
| 321650758 | May/27/2025 16:05 | -1- | J - RSA | Python 3 | Runtime error on test 1 | 77 ms | 2200 KB |
| 321650713 | May/27/2025 16:05 | IPRIT | J - RSA | PyPy 3 | Runtime error on test 1 | 108 ms | 2000 KB |
| 321650381 | May/27/2025 16:03 | IPRIT | J - RSA | PyPy 3-64 | Runtime error on test 1 | 78 ms | 2900 KB |
| 321650215 | May/27/2025 16:02 | IPRIT | J - RSA | PyPy 3-64 | Runtime error on test 1 | 78 ms | 2600 KB |
| 321632450 | May/27/2025 14:02 | Ponies | J - RSA | Python 3 | Wrong answer on test 1 | 46 ms | 0 KB |
| 306966736 | Feb/20/2025 11:11 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 140 ms | 0 KB |
| 306966542 | Feb/20/2025 11:09 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 187 ms | 0 KB |
| 306962441 | Feb/20/2025 10:28 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 0 KB |
| 306962118 | Feb/20/2025 10:26 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 306961738 | Feb/20/2025 10:22 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 306961550 | Feb/20/2025 10:20 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 46 ms | 0 KB |
| 306426956 | Feb/16/2025 19:31 | crowdforces | J - RSA | C++20 (GCC 13-64) | Accepted | 78 ms | 100 KB |
| 306423951 | Feb/16/2025 19:25 | crowdforces | J - RSA | C++20 (GCC 13-64) | Runtime error on test 7 | 46 ms | 100 KB |
| 306421889 | Feb/16/2025 19:20 | crowdforces | J - RSA | C++20 (GCC 13-64) | Runtime error on test 1 | 31 ms | 0 KB |
| 304868787 | Feb/07/2025 18:40 | crowdforces | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 46 ms | 0 KB |
| 301590518 | Jan/18/2025 14:31 | vjudge.10 | F - Graph Factorization | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 301590079 | Jan/18/2025 14:28 | vjudge.7 | F - Graph Factorization | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 301553728 | Jan/18/2025 11:39 | vjudge4 | F - Graph Factorization | C++20 (GCC 13-64) | Accepted | 77 ms | 4100 KB |
| 301551634 | Jan/18/2025 11:29 | vjudge.4 | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 2 | 46 ms | 0 KB |
| 301546821 | Jan/18/2025 11:07 | vjudge.9 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Accepted | 93 ms | 100 KB |
| 301545353 | Jan/18/2025 11:00 | vjudge.9 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 30 ms | 0 KB |
| 301544764 | Jan/18/2025 10:58 | vjudge4 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 30 ms | 0 KB |
| 301534741 | Jan/18/2025 10:13 | vjudge2 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 46 ms | 300 KB |
| 301533478 | Jan/18/2025 10:07 | vjudge1 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 61 ms | 100 KB |
| 301533403 | Jan/18/2025 10:07 | vjudge.5 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 61 ms | 100 KB |
| 301531568 | Jan/18/2025 09:59 | vjudge.1 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 61 ms | 100 KB |
| 301529811 | Jan/18/2025 09:51 | vjudge1 | F - Graph Factorization | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 30 ms | 100 KB |
| 301505141 | Jan/18/2025 06:56 | vjudge.3 | F - Graph Factorization | C++17 (GCC 7-32) | Accepted | 62 ms | 4100 KB |
| 301505101 | Jan/18/2025 06:56 | vjudge4 | F - Graph Factorization | C++17 (GCC 7-32) | Runtime error on test 12 | 46 ms | 500 KB |
| 301504809 | Jan/18/2025 06:51 | vjudge.1 | F - Graph Factorization | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 301504779 | Jan/18/2025 06:50 | vjudge5 | F - Graph Factorization | C++20 (GCC 13-64) | Accepted | 61 ms | 100 KB |
| 301504778 | Jan/18/2025 06:50 | vjudge.10 | F - Graph Factorization | C++17 (GCC 7-32) | Wrong answer on test 1 | 30 ms | 0 KB |
| 301503636 | Jan/18/2025 06:32 | vjudge.5 | F - Graph Factorization | C++17 (GCC 7-32) | Accepted | 62 ms | 100 KB |
| 301503591 | Jan/18/2025 06:31 | vjudge1 | F - Graph Factorization | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 301501908 | Jan/18/2025 06:03 | vjudge.9 | F - Graph Factorization | C++17 (GCC 7-32) | Accepted | 62 ms | 9200 KB |
| 301501599 | Jan/18/2025 05:57 | vjudge.9 | F - Graph Factorization | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 9100 KB |
| 301499557 | Jan/18/2025 05:19 | vjudge.7 | F - Graph Factorization | C++17 (GCC 7-32) | Accepted | 61 ms | 800 KB |
| 301499550 | Jan/18/2025 05:19 | vjudge.4 | F - Graph Factorization | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 800 KB |
| 301499336 | Jan/18/2025 05:15 | vjudge4 | F - Graph Factorization | C++17 (GCC 7-32) | Wrong answer on test 2 | 62 ms | 800 KB |
| 300543608 | Jan/11/2025 19:35 | DanilaOdesser | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 2 | 46 ms | 0 KB |
| 300543455 | Jan/11/2025 19:33 | DanilaOdesser | F - Graph Factorization | C++20 (GCC 13-64) | Wrong answer on test 1 | 46 ms | 0 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: May/23/2026 20:24:46 (g1).
Desktop version, switch to mobile version.
Supported by
