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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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→ Contest materials
Problem F - Four Colors
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 18178106 | Jun/01/2016 09:44 | Ass We Can: AcrossTheSky, Syloviaely# | F - Four Colors | GNU C++11 | Accepted | 15 ms | 6900 KB |
| 12627142 | Aug/21/2015 14:30 | M.Mahdi# | F - Four Colors | GNU C++11 | Accepted | 31 ms | 100 KB |
| 25564462 | Mar/17/2017 08:35 | HanwhaEagles# | F - Four Colors | GNU C++11 | Accepted | 61 ms | 2000 KB |
| 25499973 | Mar/15/2017 16:54 | Zeron | F - Four Colors | FPC | Accepted | 30 ms | 6300 KB |
| 25497380 | Mar/15/2017 15:10 | Sunray_Gleam | F - Four Colors | FPC | Accepted | 31 ms | 2000 KB |
| 10651843 | Apr/10/2015 21:45 | niquefa_diego | F - Four Colors | GNU C++11 | Accepted | 62 ms | 100 KB |
| 14848268 | Dec/17/2015 19:07 | kingofnumbers# | F - Four Colors | GNU C++11 | Accepted | 31 ms | 100 KB |
| 13595906 | Oct/13/2015 19:11 | Laakeri# | F - Four Colors | GNU C++11 | Accepted | 46 ms | 100 KB |
| 22028772 | Nov/04/2016 10:13 | Gungnir: footo, jinzhihan# | F - Four Colors | GNU C++11 | Accepted | 31 ms | 0 KB |
| 347179033 | Nov/03/2025 03:40 | lced quacks: diss_quack, lce4113, ezraft# | F - Four Colors | C++20 (GCC 13-64) | Accepted | 202 ms | 100 KB |
| 25823010 | Mar/26/2017 18:53 | Chameleon2460# | F - Four Colors | C++14 (GCC 6-32) | Accepted | 31 ms | 2100 KB |
| 13310166 | Sep/30/2015 10:49 | Harvest: Y_UME, NUOUN, L_Ecry# | F - Four Colors | GNU C++11 | Accepted | 30 ms | 2100 KB |
| 22203547 | Nov/14/2016 10:10 | vjudge1 | F - Four Colors | C++14 (GCC 6-32) | Accepted | 46 ms | 300 KB |
| 10188120 | Mar/07/2015 12:24 | kriii# | F - Four Colors | GNU C++0x | Accepted | 62 ms | 0 KB |
| 12112674 | Jul/19/2015 08:06 | vjudge2 | F - Four Colors | GNU C++ | Accepted | 31 ms | 300 KB |
| 173262712 | Sep/24/2022 06:02 | ftqSoStrong: ShmilyTY, DerekFeng, platelet# | F - Four Colors | C++20 (GCC 11-64) | Accepted | 15 ms | 100 KB |
| 17336723 | Apr/16/2016 11:27 | vjudge1 | F - Four Colors | GNU C++ | Accepted | 31 ms | 100 KB |
| 26593434 | Apr/23/2017 04:36 | TAT: kingjgv5, MKibera, cxaphoenix# | F - Four Colors | C++14 (GCC 6-32) | Accepted | 31 ms | 2100 KB |
| 22653855 | Dec/02/2016 11:13 | Sizdah hafsad o bist o do: ToTLeS, IMAN_GH# | F - Four Colors | GNU C++11 | Accepted | 31 ms | 0 KB |
| 13424842 | Oct/06/2015 05:07 | vjudge5 | F - Four Colors | GNU C++ | Accepted | 31 ms | 100 KB |
| 58433183 | Aug/07/2019 15:44 | Turbomatiz: Bohun, Goorkiewicz# | F - Four Colors | C++17 (GCC 7-32) | Accepted | 46 ms | 200 KB |
| 14248754 | Nov/14/2015 09:00 | vjudge3 | F - Four Colors | GNU C++ | Accepted | 46 ms | 100 KB |
| 55613098 | Jun/16/2019 10:11 | Zhejiang U: Legilimens: chenjb, oipotato, Subconscious# | F - Four Colors | C++17 (GCC 7-32) | Accepted | 46 ms | 200 KB |
| 11012018 | May/06/2015 14:03 | aabbxx# | F - Four Colors | GNU C++11 | Accepted | 62 ms | 100 KB |
| 11139787 | May/19/2015 04:49 | xiaohao17 | F - Four Colors | GNU C++11 | Accepted | 46 ms | 100 KB |
| 11001033 | May/05/2015 00:31 | gog.gerard | F - Four Colors | GNU C++11 | Accepted | 46 ms | 100 KB |
| 10995551 | May/04/2015 15:15 | Minimum Spanning 3: etal, angargo# | F - Four Colors | GNU C++11 | Accepted | 62 ms | 0 KB |
| 17988864 | May/19/2016 12:51 | vjudge1 | F - Four Colors | GNU C++ | Accepted | 31 ms | 2100 KB |
| 33047337 | Dec/09/2017 14:38 | Div. 1 XD: Grzmot, Lusajfer, Anadi# | F - Four Colors | C++14 (GCC 6-32) | Accepted | 31 ms | 2000 KB |
| 30053275 | Sep/04/2017 15:56 | Triver: xy961218, Old_drivers, Akaisora# | F - Four Colors | GNU C++11 | Accepted | 31 ms | 100 KB |
| 362743464 | Feb/13/2026 12:22 | Antares_qwq | F - Four Colors | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 17310640 | Apr/14/2016 09:30 | RNS_CUS# | F - Four Colors | GNU C++ | Accepted | 31 ms | 0 KB |
| 28465633 | Jul/12/2017 10:25 | vjudge3 | F - Four Colors | GNU C++ | Accepted | 46 ms | 2100 KB |
| 10189664 | Mar/07/2015 14:59 | wclee2265 | F - Four Colors | GNU C++0x | Accepted | 31 ms | 100 KB |
| 19005593 | Jul/10/2016 13:39 | vjudge1 | F - Four Colors | GNU C++11 | Accepted | 31 ms | 0 KB |
| 52557593 | Apr/10/2019 11:35 | waynedisonitau123: waynetuinfor, edisonhello, skylinebaby# | F - Four Colors | C++14 (GCC 6-32) | Accepted | 46 ms | 200 KB |
| 37246359 | Apr/12/2018 14:02 | Matrita: Tiberiu, popovicirobert, fanache99# | F - Four Colors | C++14 (GCC 6-32) | Accepted | 46 ms | 3500 KB |
| 28465675 | Jul/12/2017 10:25 | fanyuda# | F - Four Colors | GNU C++11 | Accepted | 31 ms | 2100 KB |
| 16525963 | Mar/05/2016 07:15 | TheWaySoFar: sd0061, chffy, InheritG# | F - Four Colors | GNU C++11 | Accepted | 46 ms | 0 KB |
| 35994663 | Mar/06/2018 17:21 | The Old Guard: Walid_Amin, 0xA28, osamahatem# | F - Four Colors | GNU C++11 | Accepted | 77 ms | 2100 KB |
| 24609491 | Feb/12/2017 16:26 | noor148 | F - Four Colors | GNU C++11 | Accepted | 46 ms | 2100 KB |
| 24609522 | Feb/12/2017 16:28 | noor049 | F - Four Colors | GNU C++11 | Accepted | 46 ms | 2100 KB |
| 22028981 | Nov/04/2016 10:29 | Spear of Longinus: louisja1, kzoacn# | F - Four Colors | GNU C++ | Accepted | 31 ms | 100 KB |
| 38994505 | Jun/06/2018 15:25 | thc | F - Four Colors | C++14 (GCC 6-32) | Accepted | 61 ms | 400 KB |
| 26198758 | Apr/07/2017 19:26 | Deep♂Dark♂Fantasy: YuukaKazami# | F - Four Colors | C++14 (GCC 6-32) | Accepted | 31 ms | 2100 KB |
| 18691024 | Jun/24/2016 02:52 | SherlockyHolmes | F - Four Colors | GNU C++11 | Accepted | 46 ms | 200 KB |
| 22203577 | Nov/14/2016 10:13 | vjudge2 | F - Four Colors | C++14 (GCC 6-32) | Accepted | 31 ms | 200 KB |
| 10255898 | Mar/13/2015 12:42 | Too Weak: syx1994, mlz000, 136873448# | F - Four Colors | GNU C++ | Accepted | 31 ms | 100 KB |
| 10934914 | Apr/30/2015 06:57 | Shaoxing No.1 High School: wjh720, SkyDec, Stilwell# | F - Four Colors | GNU C++ | Accepted | 31 ms | 2100 KB |
| 10244326 | Mar/12/2015 10:25 | ThinkingBear: ACMonster, Leo_Yu, Eternal_Answer# | F - Four Colors | GNU C++ | Accepted | 31 ms | 100 KB |
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