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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.
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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.
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→ Contest materials
Problem A - 12:30PM
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 14909462 | Dec/21/2015 12:13 |
 SPb IFMO 1: Buzdalov, Isenbaev, Kapun |
A - 12:30PM | Unknown | Accepted | 0 ms | 0 KB |
| 14909557 | Dec/21/2015 12:13 |
MSU Unpredictable: Gusakov, Kornakov, Razenshtein |
A - 12:30PM | Unknown | Accepted | 0 ms | 0 KB |
| 280922595 | Sep/13/2024 04:09 | Kazemaru | A - 12:30PM | C++20 (GCC 13-64) | Accepted | 108 ms | 14000 KB |
| 250570635 | Mar/11/2024 04:13 | vjudge1 | A - 12:30PM | C++20 (GCC 11-64) | Accepted | 61 ms | 16600 KB |
| 250570604 | Mar/11/2024 04:12 | Kazemaru | A - 12:30PM | C++17 (GCC 9-64) | Accepted | 78 ms | 16700 KB |
| 371344778 | Apr/16/2026 11:09 | qwwqcy | A - 12:30PM | C++20 (GCC 13-64) | Accepted | 93 ms | 13800 KB |
| 250960403 | Mar/12/2024 17:58 | Edwardboss | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 93 ms | 12100 KB |
| 255475662 | Apr/07/2024 14:57 | vjudge5 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 249 ms | 52800 KB |
| 255475305 | Apr/07/2024 14:55 | yh2022lyj | A - 12:30PM | C++14 (GCC 6-32) | Accepted | 218 ms | 52800 KB |
| 371342040 | Apr/16/2026 10:42 | qwwqcy | A - 12:30PM | C++20 (GCC 13-64) | Accepted | 109 ms | 13800 KB |
| 250871527 | Mar/12/2024 06:35 | attack_xixi | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 78 ms | 12100 KB |
| 251103603 | Mar/13/2024 16:40 | vjudge1 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 561 ms | 0 KB |
| 251103494 | Mar/13/2024 16:40 | Pigsyy1024 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 639 ms | 0 KB |
| 282545814 | Sep/23/2024 04:17 | Invinc1ble | A - 12:30PM | C++23 (GCC 14-64, msys2) | Accepted | 515 ms | 100 KB |
| 21117552 | Oct/02/2016 17:33 | SoiMae | A - 12:30PM | GNU C++ | Accepted | 31 ms | 200 KB |
| 11966464 | Jul/08/2015 05:40 | Stilwell | A - 12:30PM | GNU C++ | Accepted | 62 ms | 32800 KB |
| 250622549 | Mar/11/2024 14:40 | yuanruiqi | A - 12:30PM | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 251173264 | Mar/14/2024 05:09 | vjudge4 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 249 ms | 5000 KB |
| 255475725 | Apr/07/2024 14:58 | vjudge.10 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 93 ms | 2100 KB |
| 21062576 | Oct/01/2016 12:23 | SoiMae | A - 12:30PM | GNU C++ | Accepted | 155 ms | 35400 KB |
| 17553211 | Apr/28/2016 16:37 | RNS_CUS | A - 12:30PM | GNU C++11 | Accepted | 62 ms | 5800 KB |
| 251173242 | Mar/14/2024 05:08 | yxcdpos | A - 12:30PM | C++14 (GCC 6-32) | Accepted | 202 ms | 5000 KB |
| 255475121 | Apr/07/2024 14:54 | CarroT1212 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 93 ms | 2100 KB |
| 353819722 | Dec/17/2025 13:01 | Martin20141001 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 140 ms | 4900 KB |
| 6384157 | Apr/17/2014 15:49 | Jagiellonian Sharknado: piob, Krig, kait# | A - 12:30PM | GNU C++0x | Accepted | 171 ms | 83100 KB |
| 31022455 | Oct/05/2017 11:37 | BUAA-01: chitanda, braveTester# | A - 12:30PM | GNU C++11 | Accepted | 78 ms | 11000 KB |
| 31587237 | Oct/22/2017 00:23 | vjudge3 | A - 12:30PM | GNU C++11 | Accepted | 390 ms | 2200 KB |
| 251112092 | Mar/13/2024 17:37 | vjudge.10 | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 592 ms | 200 KB |
| 203788964 | Apr/28/2023 13:47 | baluteshih | A - 12:30PM | C++20 (GCC 11-64) | Accepted | 156 ms | 22400 KB |
| 251112149 | Mar/13/2024 17:37 | ETO_leader | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 546 ms | 200 KB |
| 31103328 | Oct/07/2017 10:12 | vjudge3 | A - 12:30PM | GNU C++11 | Accepted | 31 ms | 200 KB |
| 6688999 | May/23/2014 22:37 | BFD: dnr2, yubowenok, fagu# | A - 12:30PM | GNU C++ | Accepted | 327 ms | 51000 KB |
| 6689007 | May/23/2014 22:39 | BFD: dnr2, yubowenok, fagu# | A - 12:30PM | GNU C++ | Accepted | 311 ms | 51000 KB |
| 31113249 | Oct/07/2017 14:58 | love.zy | A - 12:30PM | GNU C++11 | Accepted | 46 ms | 200 KB |
| 30994840 | Oct/04/2017 17:43 | bnuvjudge6 | A - 12:30PM | GNU C++11 | Accepted | 202 ms | 35900 KB |
| 177763293 | Oct/24/2022 15:27 | DerekFeng | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 31 ms | 1200 KB |
| 17551411 | Apr/28/2016 12:06 | blackEarth# | A - 12:30PM | GNU C++ | Accepted | 280 ms | 7000 KB |
| 13111863 | Sep/20/2015 12:03 | Air Penguins Team: shef_2318, kostya_by, IFLED# | A - 12:30PM | GNU C++11 | Accepted | 842 ms | 40400 KB |
| 10625788 | Apr/08/2015 01:01 | zholnin | A - 12:30PM | GNU C++11 | Accepted | 62 ms | 6500 KB |
| 55732965 | Jun/19/2019 03:05 | CopyPaste: 244mhq, antontrygubO_o# | A - 12:30PM | C++17 (GCC 7-32) | Accepted | 31 ms | 300 KB |
| 31109839 | Oct/07/2017 13:15 | vjudge1 | A - 12:30PM | GNU C++11 | Accepted | 374 ms | 6800 KB |
| 30985149 | Oct/04/2017 09:54 | bnuvjudge6 | A - 12:30PM | GNU C++11 | Accepted | 46 ms | 300 KB |
| 209135798 | Jun/09/2023 23:31 | UCF Cactus: gigabuffoon, DanielW48, lightseba# | A - 12:30PM | C++20 (GCC 11-64) | Accepted | 124 ms | 12800 KB |
| 373188106 | May/01/2026 05:17 | chenwz | A - 12:30PM | C++20 (GCC 13-64) | Accepted | 125 ms | 11200 KB |
| 230778862 | Nov/01/2023 10:16 | vjudge3 | A - 12:30PM | C++20 (GCC 11-64) | Accepted | 109 ms | 110800 KB |
| 30987970 | Oct/04/2017 12:08 | bnuvjudge6 | A - 12:30PM | GNU C++11 | Accepted | 109 ms | 37100 KB |
| 176840189 | Oct/18/2022 09:44 | He_Ren | A - 12:30PM | C++20 (GCC 11-64) | Accepted | 15 ms | 0 KB |
| 6521105 | May/02/2014 13:00 | Secret;Weapon: liuq901, TankEngineer, ftiasch# | A - 12:30PM | GNU C++ | Accepted | 30 ms | 21200 KB |
| 6537807 | May/03/2014 13:59 | liuq901 | A - 12:30PM | GNU C++ | Accepted | 30 ms | 21200 KB |
| 331583201 | Jul/30/2025 14:36 | qiuzx | A - 12:30PM | C++20 (GCC 13-64) | Accepted | 171 ms | 110800 KB |
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