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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.
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.
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→ Contest materials
Problem A - Square Kingdom
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 371585037 | Apr/18/2026 05:03 | springzyy | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 3265 ms | 100 KB |
| 371947832 | Apr/21/2026 10:54 | eigen_meteor | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 828 ms | 100 KB |
| 361683575 | Feb/06/2026 12:48 | Occult Research Club: cvxbhcxb, ttyymm, yqxt_# | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 2078 ms | 100 KB |
| 391956846 | Sep/25/2026 10:44 | Der letzte Tanz: _sexyboy, legohu, myy277# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 2218 ms | 0 KB |
| 380036456 | Jun/24/2026 18:51 | TavenDo | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1375 ms | 0 KB |
| 386436137 | Aug/10/2026 07:56 | Ruizhu | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 812 ms | 100 KB |
| 393928908 | Oct/10/2026 11:56 | Zplyk | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 828 ms | 0 KB |
| 371583910 | Apr/18/2026 04:31 | cpwh | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 3296 ms | 100 KB |
| 366222217 | Mar/11/2026 13:18 | EndpoInt | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1734 ms | 100 KB |
| 386435656 | Aug/10/2026 07:48 | Ruizhu | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 1343 ms | 100 KB |
| 392161613 | Sep/26/2026 15:38 | Nuris | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 828 ms | 0 KB |
| 357161582 | Jan/10/2026 08:09 | blueMOON137 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1625 ms | 100 KB |
| 372133946 | Apr/22/2026 15:40 | 70dwdw | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 843 ms | 100 KB |
| 384147493 | Jul/25/2026 07:01 | BenRheinz | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 3265 ms | 0 KB |
| 383542090 | Jul/20/2026 09:53 | Omelette_7278 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 796 ms | 100 KB |
| 353718370 | Dec/16/2025 17:18 | T52T52 | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 1312 ms | 100 KB |
| 369419242 | Apr/03/2026 08:22 | scsc25_team1: jjang36524, fjdksla, iccodly# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 6000 ms | 100 KB |
| 387374023 | Aug/17/2026 13:12 | Gu_ren | A - Square Kingdom | C++17 (GCC 7-32) | Accepted | 2171 ms | 100 KB |
| 353903056 | Dec/18/2025 00:00 | Tomate | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1546 ms | 100 KB |
| 387219563 | Aug/16/2026 06:51 | MarineFisher | A - Square Kingdom | C++17 (GCC 7-32) | Accepted | 2046 ms | 100 KB |
| 369005004 | Mar/31/2026 17:11 | yinghua_luoxue# | A - Square Kingdom | C++17 (GCC 7-32) | Accepted | 1968 ms | 100 KB |
| 383542194 | Jul/20/2026 09:54 | Omelette_7278 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 828 ms | 100 KB |
| 357957670 | Jan/15/2026 16:11 | ApraCadabra | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 781 ms | 100 KB |
| 391922531 | Sep/24/2026 23:30 | Theseus233 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 781 ms | 0 KB |
| 384141886 | Jul/25/2026 05:23 | system_1 | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 3171 ms | 0 KB |
| 392133143 | Sep/26/2026 11:22 | Internet addiction treatment center: xuanmo1234, mouhua# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 3593 ms | 0 KB |
| 386280874 | Aug/09/2026 08:18 | zhengly2003 | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 796 ms | 100 KB |
| 352760180 | Dec/09/2025 23:24 | Reewnat# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1187 ms | 100 KB |
| 367056110 | Mar/17/2026 08:05 | begin | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 1406 ms | 100 KB |
| 384835280 | Jul/30/2026 09:35 | Marisa0951 | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 796 ms | 100 KB |
| 364271970 | Feb/25/2026 10:23 | WanPiece: Chiz, Ngeces, Chrisedyong# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 4125 ms | 100 KB |
| 391608585 | Sep/22/2026 12:01 | Wind_Journey | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 796 ms | 0 KB |
| 374128206 | May/10/2026 21:06 | nightwing_808 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1656 ms | 100 KB |
| 393841935 | Oct/09/2026 16:31 | FanCR7CNH | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1375 ms | 0 KB |
| 366205150 | Mar/11/2026 10:35 | DJ2006 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 2265 ms | 0 KB |
| 394029402 | Oct/10/2026 20:16 | nameless21 | A - Square Kingdom | C++20 (GCC 13-64) | Accepted | 875 ms | 0 KB |
| 388094971 | Aug/23/2026 08:46 | Anything_Works: MUCT, seashen, nextnine# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1578 ms | 100 KB |
| 388630576 | Aug/28/2026 05:34 | _10060710 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1703 ms | 100 KB |
| 392107694 | Sep/26/2026 07:25 | No CS: yxy252425, NatoriCF, Chi_yyj# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 2953 ms | 100 KB |
| 353339354 | Dec/13/2025 17:55 | mathiasgw | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 3203 ms | 100 KB |
| 353400732 | Dec/14/2025 07:50 | char | A - Square Kingdom | C++17 (GCC 7-32) | Accepted | 2265 ms | 100 KB |
| 392445243 | Sep/28/2026 16:35 | hanjia | A - Square Kingdom | C++17 (GCC 7-32) | Accepted | 2187 ms | 0 KB |
| 352714321 | Dec/09/2025 17:18 | omoom0 | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1468 ms | 100 KB |
| 371594173 | Apr/18/2026 08:09 | SpringFullGarden | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1515 ms | 0 KB |
| 368349065 | Mar/27/2026 10:25 | Sponsor: 2jogger1, chagee1life, guangmingzhengda# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 3625 ms | 100 KB |
| 353240999 | Dec/12/2025 21:46 | UPC-二: Esomer, Pablo-No# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 2312 ms | 100 KB |
| 386463800 | Aug/10/2026 12:34 | fanmang | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1359 ms | 100 KB |
| 366796456 | Mar/15/2026 13:33 | The Gensokyo the Gods Loved: AlphaGuo, QtAn, Light-Knight# | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 2953 ms | 0 KB |
| 352633948 | Dec/09/2025 06:35 | IcyGirl | A - Square Kingdom | PyPy 3-64 | Accepted | 2109 ms | 4100 KB |
| 378217303 | Jun/11/2026 18:33 | haer | A - Square Kingdom | C++23 (GCC 14-64, msys2) | Accepted | 1640 ms | 0 KB |
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