→ 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 |
|---|---|---|---|---|---|---|---|
| 327389459 | Jul/04/2025 16:31 | vjudge.4 | A - Ambitious Plan | C++23 (GCC 14-64, msys2) | Accepted | 796 ms | 300 KB |
| 327384151 | Jul/04/2025 15:51 | vjudge3 | A - Ambitious Plan | C++17 (GCC 7-32) | Accepted | 1046 ms | 300 KB |
| 327383248 | Jul/04/2025 15:44 | vjudge.1 | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 300 KB |
| 327382493 | Jul/04/2025 15:38 | vjudge.7 | A - Ambitious Plan | C++20 (GCC 13-64) | Memory limit exceeded on test 1 | 281 ms | 524300 KB |
| 327382365 | Jul/04/2025 15:37 | vjudge2 | A - Ambitious Plan | C++23 (GCC 14-64, msys2) | Memory limit exceeded on test 1 | 312 ms | 524300 KB |
| 327382195 | Jul/04/2025 15:36 | vjudge5 | A - Ambitious Plan | C++23 (GCC 14-64, msys2) | Memory limit exceeded on test 1 | 139 ms | 524300 KB |
| 327381889 | Jul/04/2025 15:33 | vjudge4 | A - Ambitious Plan | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 327337398 | Jul/04/2025 10:04 | vjudge.9 | A - Ambitious Plan | C++20 (GCC 13-64) | Accepted | 656 ms | 1000 KB |
| 327117805 | Jul/02/2025 19:24 | andrei_boaca# | G - Greater Number Wins | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 31 ms | 48300 KB |
| 327111222 | Jul/02/2025 18:36 | andrei_boaca# | F - Four Colors | C++23 (GCC 14-64, msys2) | Accepted | 93 ms | 100 KB |
| 327108160 | Jul/02/2025 18:12 | andrei_boaca# | E - Elegant Square | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 327107796 | Jul/02/2025 18:10 | andrei_boaca# | E - Elegant Square | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 46 ms | 100 KB |
| 327100813 | Jul/02/2025 17:18 | andrei_boaca# | E - Elegant Square | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 46 ms | 0 KB |
| 327098833 | Jul/02/2025 17:05 | andrei_boaca# | E - Elegant Square | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 30 ms | 100 KB |
| 319659931 | May/14/2025 17:51 | DeMen100ns | C - Catalan Combinatorial Objects | C++23 (GCC 14-64, msys2) | Accepted | 77 ms | 0 KB |
| 319657868 | May/14/2025 17:35 | DeMen100ns | C - Catalan Combinatorial Objects | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 30 ms | 0 KB |
| 319655862 | May/14/2025 17:19 | DeMen100ns | C - Catalan Combinatorial Objects | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 319654559 | May/14/2025 17:09 | DeMen100ns | C - Catalan Combinatorial Objects | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 46 ms | 0 KB |
| 319653255 | May/14/2025 16:59 | DeMen100ns | C - Catalan Combinatorial Objects | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 46 ms | 0 KB |
| 319629265 | May/14/2025 13:57 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | J - Jinxiety of a Polyomino | C++17 (GCC 7-32) | Wrong answer on test 2 | 859 ms | 0 KB |
| 319628894 | May/14/2025 13:54 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | J - Jinxiety of a Polyomino | C++17 (GCC 7-32) | Time limit exceeded on test 4 | 2000 ms | 0 KB |
| 319628630 | May/14/2025 13:52 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | J - Jinxiety of a Polyomino | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 319627948 | May/14/2025 13:46 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | J - Jinxiety of a Polyomino | C++17 (GCC 7-32) | Wrong answer on test 2 | 875 ms | 0 KB |
| 319627438 | May/14/2025 13:41 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | C - Catalan Combinatorial Objects | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 319624037 | May/14/2025 13:09 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | B - Borderless Words | C++17 (GCC 7-32) | Accepted | 156 ms | 0 KB |
| 319617395 | May/14/2025 12:13 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | A - Ambitious Plan | C++17 (GCC 7-32) | Accepted | 1593 ms | 100 KB |
| 319617352 | May/14/2025 12:12 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 1 | 30 ms | 0 KB |
| 319616610 | May/14/2025 12:05 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 0 KB |
| 319613132 | May/14/2025 11:38 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | G - Greater Number Wins | C++17 (GCC 7-32) | Accepted | 1952 ms | 79300 KB |
| 319613029 | May/14/2025 11:37 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | G - Greater Number Wins | C++17 (GCC 7-32) | Runtime error on test 1 | 46 ms | 79300 KB |
| 319610505 | May/14/2025 11:18 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 2 | 62 ms | 0 KB |
| 319609976 | May/14/2025 11:14 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 0 KB |
| 319607537 | May/14/2025 10:52 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | E - Elegant Square | C++17 (GCC 7-32) | Accepted | 62 ms | 100 KB |
| 319605302 | May/14/2025 10:32 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | F - Four Colors | C++17 (GCC 7-32) | Accepted | 77 ms | 100 KB |
| 319605063 | May/14/2025 10:30 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | F - Four Colors | C++17 (GCC 7-32) | Runtime error on test 1 | 46 ms | 0 KB |
| 319604797 | May/14/2025 10:27 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | F - Four Colors | C++17 (GCC 7-32) | Runtime error on test 1 | 31 ms | 0 KB |
| 319599773 | May/14/2025 09:46 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | J - Jinxiety of a Polyomino | C++17 (GCC 7-32) | Wrong answer on test 2 | 171 ms | 0 KB |
| 319597939 | May/14/2025 09:30 | HCMUS-AtCoder: Kriz_Wu, Ann, DeMen100ns# | J - Jinxiety of a Polyomino | C++17 (GCC 7-32) | Runtime error on test 2 | 46 ms | 0 KB |
| 317232010 | Apr/26/2025 00:28 | Vad1s | A - Ambitious Plan | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 46 ms | 0 KB |
| 313055229 | Mar/30/2025 00:59 | crowdforces | B - Borderless Words | C++20 (GCC 13-64) | Accepted | 77 ms | 0 KB |
| 313055118 | Mar/30/2025 00:57 | crowdforces | B - Borderless Words | C++20 (GCC 13-64) | Accepted | 61 ms | 0 KB |
| 313055060 | Mar/30/2025 00:56 | crowdforces | B - Borderless Words | C++20 (GCC 13-64) | Runtime error on test 1 | 46 ms | 0 KB |
| 304828925 | Feb/07/2025 13:16 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Accepted | 1890 ms | 100 KB |
| 304770397 | Feb/06/2025 23:47 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 4 | 62 ms | 0 KB |
| 304770305 | Feb/06/2025 23:46 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 1 | 30 ms | 0 KB |
| 304730239 | Feb/06/2025 18:32 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 3 | 46 ms | 0 KB |
| 304728807 | Feb/06/2025 18:23 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Wrong answer on test 3 | 77 ms | 100 KB |
| 304725787 | Feb/06/2025 18:05 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Runtime error on test 2 | 46 ms | 0 KB |
| 304599037 | Feb/05/2025 20:41 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Runtime error on test 2 | 61 ms | 0 KB |
| 304597845 | Feb/05/2025 20:32 | P.V.Sekhar | A - Ambitious Plan | C++17 (GCC 7-32) | Runtime error on test 2 | 46 ms | 0 KB |
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