→ 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 |
|---|---|---|---|---|---|---|---|
| 372299470 | Apr/24/2026 04:39 | sto_HXY_orz | G - Word Square | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 62 ms | 0 KB |
| 372299441 | Apr/24/2026 04:37 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 372299335 | Apr/24/2026 04:34 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Time limit exceeded on test 22 | 1000 ms | 100 KB |
| 372299321 | Apr/24/2026 04:34 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 372299265 | Apr/24/2026 04:32 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Time limit exceeded on test 22 | 1000 ms | 0 KB |
| 372299082 | Apr/24/2026 04:26 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Time limit exceeded on test 24 | 1000 ms | 100 KB |
| 372298989 | Apr/24/2026 04:24 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Time limit exceeded on test 22 | 1000 ms | 100 KB |
| 372298943 | Apr/24/2026 04:22 | sto_HXY_orz | G - Word Square | C++20 (GCC 13-64) | Time limit exceeded on test 22 | 1000 ms | 0 KB |
| 371250027 | Apr/15/2026 15:32 | qwwqcy | A - Cactus | C++20 (GCC 13-64) | Accepted | 92 ms | 0 KB |
| 369924954 | Apr/06/2026 05:27 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Accepted | 186 ms | 9600 KB |
| 369924673 | Apr/06/2026 05:20 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Accepted | 218 ms | 9600 KB |
| 369922605 | Apr/06/2026 04:34 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Wrong answer on test 1 | 0 ms | 9600 KB |
| 369921435 | Apr/06/2026 04:07 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Runtime error on test 1 | 62 ms | 33400 KB |
| 369920204 | Apr/06/2026 03:25 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Memory limit exceeded on test 1 | 468 ms | 65500 KB |
| 369919228 | Apr/06/2026 02:51 | chenwz | I - HTML Table | C++20 (GCC 13-64) | Accepted | 156 ms | 31500 KB |
| 369880297 | Apr/05/2026 18:12 | chenwz | H - Subword | C++20 (GCC 13-64) | Accepted | 124 ms | 13200 KB |
| 369874782 | Apr/05/2026 17:23 | chenwz | E - Set Partitions | C++20 (GCC 13-64) | Accepted | 124 ms | 100 KB |
| 369874638 | Apr/05/2026 17:22 | chenwz | E - Set Partitions | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 369829015 | Apr/05/2026 09:56 | chenwz | A - Cactus | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369812569 | Apr/05/2026 06:21 | chenwz | A - Cactus | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 369575154 | Apr/04/2026 13:13 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 25400 KB |
| 369573781 | Apr/04/2026 13:01 | chenwz | I - HTML Table | C++20 (GCC 13-64) | Accepted | 124 ms | 31500 KB |
| 369573512 | Apr/04/2026 12:59 | chenwz | H - Subword | C++20 (GCC 13-64) | Accepted | 92 ms | 13200 KB |
| 369573230 | Apr/04/2026 12:56 | chenwz | H - Subword | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 369572683 | Apr/04/2026 12:52 | chenwz | H - Subword | C++20 (GCC 13-64) | Accepted | 92 ms | 13200 KB |
| 369571242 | Apr/04/2026 12:40 | chenwz | G - Word Square | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369569436 | Apr/04/2026 12:24 | chenwz | G - Word Square | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 369550715 | Apr/04/2026 09:47 | chenwz | F - Pipe Layout | C++20 (GCC 13-64) | Wrong answer on test 1 | 62 ms | 0 KB |
| 369549007 | Apr/04/2026 09:32 | chenwz | F - Pipe Layout | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 369547245 | Apr/04/2026 09:14 | chenwz | E - Set Partitions | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369547071 | Apr/04/2026 09:13 | chenwz | E - Set Partitions | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 369546853 | Apr/04/2026 09:10 | chenwz | B - Darts | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369546333 | Apr/04/2026 09:05 | chenwz | B - Darts | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 369545283 | Apr/04/2026 08:55 | chenwz | A - Cactus | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 369545236 | Apr/04/2026 08:54 | chenwz | A - Cactus | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 369544915 | Apr/04/2026 08:51 | chenwz | E - Set Partitions | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369524339 | Apr/04/2026 04:25 | chenwz | A - Cactus | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 369524045 | Apr/04/2026 04:14 | chenwz | A - Cactus | C++20 (GCC 13-64) | Runtime error on test 1 | 30 ms | 400 KB |
| 369523839 | Apr/04/2026 04:07 | chenwz | H - Subword | C++20 (GCC 13-64) | Accepted | 92 ms | 15800 KB |
| 369523794 | Apr/04/2026 04:05 | chenwz | I - HTML Table | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 369523481 | Apr/04/2026 03:53 | chenwz | J - Wheel of Fortune | C++20 (GCC 13-64) | Accepted | 124 ms | 19300 KB |
| 369523475 | Apr/04/2026 03:53 | chenwz | G - Word Square | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369523463 | Apr/04/2026 03:53 | chenwz | F - Pipe Layout | C++20 (GCC 13-64) | Accepted | 156 ms | 100 KB |
| 369523457 | Apr/04/2026 03:53 | chenwz | E - Set Partitions | C++20 (GCC 13-64) | Accepted | 92 ms | 200 KB |
| 369523451 | Apr/04/2026 03:53 | chenwz | B - Darts | C++20 (GCC 13-64) | Accepted | 218 ms | 24200 KB |
| 369410403 | Apr/03/2026 06:00 | qwwqcy | G - Word Square | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 369410177 | Apr/03/2026 05:56 | qwwqcy | B - Darts | C++20 (GCC 13-64) | Accepted | 186 ms | 24200 KB |
| 369410116 | Apr/03/2026 05:55 | qwwqcy | G - Word Square | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
| 369410081 | Apr/03/2026 05:54 | qwwqcy | B - Darts | C++20 (GCC 13-64) | Accepted | 186 ms | 24100 KB |
| 369410061 | Apr/03/2026 05:54 | qwwqcy | F - Pipe Layout | C++20 (GCC 13-64) | Accepted | 92 ms | 100 KB |
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