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→ 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 |
|---|---|---|---|---|---|---|---|
| 386599970 | Aug/11/2026 14:04 | tachanka233 | I - Illumination of Buildings | C++17 (GCC 7-32) | Accepted | 78 ms | 100 KB |
| 386599917 | Aug/11/2026 14:04 | tachanka233 | I - Illumination of Buildings | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 386599879 | Aug/11/2026 14:03 | JianYuuuuu | I - Illumination of Buildings | C++17 (GCC 7-32) | Runtime error on test 1 | 46 ms | 0 KB |
| 386599523 | Aug/11/2026 14:01 | JianYuuuuu | I - Illumination of Buildings | C++17 (GCC 7-32) | Runtime error on test 1 | 0 ms | 3900 KB |
| 386599412 | Aug/11/2026 14:00 | JianYuuuuu | I - Illumination of Buildings | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 386599088 | Aug/11/2026 13:57 | JianYuuuuu | I - Illumination of Buildings | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 3900 KB |
| 386598801 | Aug/11/2026 13:55 | msk_sama | I - Illumination of Buildings | C++20 (GCC 13-64) | Idleness limit exceeded on test 1 | 0 ms | 0 KB |
| 386597677 | Aug/11/2026 13:47 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 46 ms | 0 KB |
| 386597464 | Aug/11/2026 13:46 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 4100 KB |
| 386579487 | Aug/11/2026 11:14 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 31 ms | 4100 KB |
| 386578426 | Aug/11/2026 11:05 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 4100 KB |
| 386576948 | Aug/11/2026 10:53 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Idleness limit exceeded on test 1 | 0 ms | 0 KB |
| 386576744 | Aug/11/2026 10:51 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 386576361 | Aug/11/2026 10:48 | Lqs314 | I - Illumination of Buildings | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 1 | 1000 ms | 4100 KB |
| 369527322 | Apr/04/2026 05:53 | etorz | H - Hotel in Ves Lagos | C++20 (GCC 13-64) | Accepted | 31 ms | 100 KB |
| 361252343 | Feb/03/2026 11:44 | CRqwq | L - L-Shapes | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 361244834 | Feb/03/2026 10:45 | ukbwyx | L - L-Shapes | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 361238152 | Feb/03/2026 09:48 | daisybunny | L - L-Shapes | C++17 (GCC 7-32) | Accepted | 218 ms | 200 KB |
| 361238127 | Feb/03/2026 09:48 | daisybunny | L - L-Shapes | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 100 KB |
| 361237424 | Feb/03/2026 09:41 | daisybunny | L - L-Shapes | C++17 (GCC 7-32) | Time limit exceeded on test 29 | 1000 ms | 100 KB |
| 361237087 | Feb/03/2026 09:38 | daisybunny | L - L-Shapes | C++17 (GCC 7-32) | Time limit exceeded on test 29 | 1000 ms | 100 KB |
| 361236382 | Feb/03/2026 09:32 | daisybunny | L - L-Shapes | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 100 KB |
| 356753436 | Jan/07/2026 15:11 | zshebjtzsl | K - Kids and Prizes | C++17 (GCC 7-32) | Accepted | 46 ms | 900 KB |
| 356753330 | Jan/07/2026 15:10 | zshebjtzsl | K - Kids and Prizes | C++17 (GCC 7-32) | Runtime error on test 13 | 31 ms | 100 KB |
| 356388003 | Jan/04/2026 16:03 | tuiqain666 | K - Kids and Prizes | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 100 KB |
| 356386767 | Jan/04/2026 15:53 | DJX129 | K - Kids and Prizes | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 356386532 | Jan/04/2026 15:51 | tuiqain666 | K - Kids and Prizes | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 0 ms | 100 KB |
| 356386529 | Jan/04/2026 15:51 | DJX129 | K - Kids and Prizes | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 0 KB |
| 356386339 | Jan/04/2026 15:50 | DJX129 | K - Kids and Prizes | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 0 KB |
| 356383398 | Jan/04/2026 15:31 | watermouthhang | K - Kids and Prizes | C++17 (GCC 7-32) | Accepted | 46 ms | 1200 KB |
| 356383238 | Jan/04/2026 15:30 | watermouthhang | K - Kids and Prizes | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 1200 KB |
| 356382834 | Jan/04/2026 15:27 | watermouthhang | K - Kids and Prizes | C++17 (GCC 7-32) | Wrong answer on test 1 | 62 ms | 1200 KB |
| 356382624 | Jan/04/2026 15:25 | watermouthhang | K - Kids and Prizes | C++17 (GCC 7-32) | Wrong answer on test 3 | 15 ms | 800 KB |
| 356382189 | Jan/04/2026 15:21 | watermouthhang | K - Kids and Prizes | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 800 KB |
| 356375840 | Jan/04/2026 14:20 | wangyishan | K - Kids and Prizes | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 356371773 | Jan/04/2026 14:05 | Lljx01 | K - Kids and Prizes | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 345187368 | Oct/22/2025 16:01 | Null_h | H - Hotel in Ves Lagos | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 345186930 | Oct/22/2025 15:59 | Null_h | H - Hotel in Ves Lagos | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 342888484 | Oct/10/2025 14:03 | Vseslav_Krasnenko | A - Arrays | C++20 (GCC 13-64) | Accepted | 499 ms | 193200 KB |
| 342888445 | Oct/10/2025 14:03 | Vseslav_Krasnenko | A - Arrays | C++20 (GCC 13-64) | Runtime error on test 1 | 46 ms | 0 KB |
| 342888134 | Oct/10/2025 14:00 | Vseslav_Krasnenko | A - Arrays | C++20 (GCC 13-64) | Runtime error on test 5 | 46 ms | 0 KB |
| 342887971 | Oct/10/2025 13:59 | Vseslav_Krasnenko | A - Arrays | C++20 (GCC 13-64) | Runtime error on test 1 | 46 ms | 0 KB |
| 341415376 | Oct/02/2025 01:46 | Wotmer | A - Arrays | C++20 (GCC 13-64) | Wrong answer on test 2 | 46 ms | 0 KB |
| 341391591 | Oct/01/2025 22:22 | Vadim1111 | G - Game for Little Johnny | C++23 (GCC 14-64, msys2) | Accepted | 406 ms | 10500 KB |
| 341378080 | Oct/01/2025 21:27 | Pryamougolnyj Kluch: Ivan_Filippov2, Wotmer, Vadim1111# | G - Game for Little Johnny | C++20 (GCC 13-64) | Accepted | 281 ms | 8500 KB |
| 341375429 | Oct/01/2025 21:10 | Pryamougolnyj Kluch: Ivan_Filippov2, Wotmer, Vadim1111# | G - Game for Little Johnny | C++23 (GCC 14-64, msys2) | Wrong answer on test 5 | 31 ms | 0 KB |
| 341365970 | Oct/01/2025 20:33 | Pryamougolnyj Kluch: Ivan_Filippov2, Wotmer, Vadim1111# | C - Courier's Route | C++20 (GCC 13-64) | Accepted | 77 ms | 100 KB |
| 341359962 | Oct/01/2025 19:48 | Pryamougolnyj Kluch: Ivan_Filippov2, Wotmer, Vadim1111# | C - Courier's Route | C++20 (GCC 13-64) | Wrong answer on test 1 | 31 ms | 0 KB |
| 341352014 | Oct/01/2025 18:43 | Pryamougolnyj Kluch: Ivan_Filippov2, Wotmer, Vadim1111# | H - Hotel in Ves Lagos | C++20 (GCC 13-64) | Accepted | 77 ms | 0 KB |
| 341351783 | Oct/01/2025 18:41 | Pryamougolnyj Kluch: Ivan_Filippov2, Wotmer, Vadim1111# | H - Hotel in Ves Lagos | C++20 (GCC 13-64) | Wrong answer on test 1 | 31 ms | 0 KB |
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