→ 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 |
|---|---|---|---|---|---|---|---|
| 372258546 | Apr/23/2026 17:45 | ZUOTIANYOU11235 | I - Would You Like Some Modulo? | C++23 (GCC 14-64, msys2) | Accepted | 234 ms | 22000 KB |
| 372258204 | Apr/23/2026 17:43 | ZUOTIANYOU11235 | I - Would You Like Some Modulo? | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 13 | 2000 ms | 22000 KB |
| 354089497 | Dec/19/2025 15:32 | WinResearcher | F - 二分查找 | C++17 (GCC 7-32) | Accepted | 171 ms | 3200 KB |
| 354087172 | Dec/19/2025 15:14 | WinResearcher | F - 二分查找 | C++17 (GCC 7-32) | Wrong answer on test 10 | 140 ms | 4000 KB |
| 354083540 | Dec/19/2025 14:43 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Accepted | 234 ms | 27100 KB |
| 354082649 | Dec/19/2025 14:35 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 25900 KB |
| 354082346 | Dec/19/2025 14:32 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 78 ms | 25900 KB |
| 354079928 | Dec/19/2025 14:11 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 25900 KB |
| 354078896 | Dec/19/2025 14:01 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 31 ms | 25900 KB |
| 354076412 | Dec/19/2025 13:37 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 20100 KB |
| 354074645 | Dec/19/2025 13:18 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 18100 KB |
| 354074478 | Dec/19/2025 13:16 | WinResearcher# | E - 宝石合成 | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 18100 KB |
| 354072131 | Dec/19/2025 12:52 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Accepted | 203 ms | 17700 KB |
| 354072041 | Dec/19/2025 12:51 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Wrong answer on test 39 | 234 ms | 17700 KB |
| 354071992 | Dec/19/2025 12:51 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Runtime error on test 14 | 31 ms | 17700 KB |
| 354071735 | Dec/19/2025 12:48 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Wrong answer on test 39 | 281 ms | 17700 KB |
| 354070085 | Dec/19/2025 12:31 | WinResearcher# | D - 生活在树上 | C++17 (GCC 7-32) | Accepted | 78 ms | 4000 KB |
| 354070059 | Dec/19/2025 12:31 | WinResearcher# | D - 生活在树上 | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 3900 KB |
| 354065015 | Dec/19/2025 11:45 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Wrong answer on test 39 | 218 ms | 17600 KB |
| 354064772 | Dec/19/2025 11:42 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 17600 KB |
| 354064461 | Dec/19/2025 11:39 | WinResearcher# | C - 更小但是异或之后至少有 x 个 1 | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 17600 KB |
| 354061943 | Dec/19/2025 11:17 | WinResearcher# | B - 奥术之尘 | C++17 (GCC 7-32) | Accepted | 156 ms | 1600 KB |
| 354061741 | Dec/19/2025 11:15 | WinResearcher# | B - 奥术之尘 | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 1500 KB |
| 354061160 | Dec/19/2025 11:10 | WinResearcher# | A - rnm，退钱！ | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 347965520 | Nov/08/2025 09:02 | 884819448 | F - 二分查找 | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 140 ms | 0 KB |
| 347965287 | Nov/08/2025 08:59 | 884819448 | F - 二分查找 | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 2 | 1000 ms | 0 KB |
| 347626317 | Nov/06/2025 07:15 | 884819448 | E - 宝石合成 | C++23 (GCC 14-64, msys2) | Accepted | 234 ms | 1800 KB |
| 347624805 | Nov/06/2025 06:48 | 884819448 | E - 宝石合成 | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 7 | 1000 ms | 4900 KB |
| 347572651 | Nov/05/2025 18:34 | 884819448 | D - 生活在树上 | C++23 (GCC 14-64, msys2) | Accepted | 265 ms | 4600 KB |
| 347572192 | Nov/05/2025 18:29 | 884819448 | D - 生活在树上 | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 202 ms | 2900 KB |
| 347568801 | Nov/05/2025 18:02 | 884819448 | D - 生活在树上 | C++23 (GCC 14-64, msys2) | Wrong answer on test 4 | 265 ms | 3800 KB |
| 347560602 | Nov/05/2025 16:43 | 884819448 | D - 生活在树上 | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 30 ms | 0 KB |
| 347499765 | Nov/05/2025 08:37 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 38 | 1000 ms | 4700 KB |
| 347499646 | Nov/05/2025 08:36 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 39 | 1000 ms | 4700 KB |
| 347499532 | Nov/05/2025 08:35 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 39 | 1000 ms | 4700 KB |
| 347498363 | Nov/05/2025 08:23 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Accepted | 93 ms | 4700 KB |
| 347497648 | Nov/05/2025 08:16 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Accepted | 109 ms | 4700 KB |
| 347497521 | Nov/05/2025 08:14 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 26 | 1000 ms | 4700 KB |
| 347497421 | Nov/05/2025 08:13 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 347497062 | Nov/05/2025 08:09 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 39 | 77 ms | 4700 KB |
| 347496651 | Nov/05/2025 08:04 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 29 | 93 ms | 4700 KB |
| 347496578 | Nov/05/2025 08:03 | 884819448 | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 31 ms | 0 KB |
| 347371867 | Nov/04/2025 12:00 | 884819448# | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Accepted | 92 ms | 3400 KB |
| 347368077 | Nov/04/2025 11:24 | 884819448# | C - 更小但是异或之后至少有 x 个 1 | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 30 ms | 0 KB |
| 347366299 | Nov/04/2025 11:08 | 884819448# | B - 奥术之尘 | C++23 (GCC 14-64, msys2) | Accepted | 140 ms | 3800 KB |
| 347365403 | Nov/04/2025 11:01 | 884819448# | B - 奥术之尘 | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 31 ms | 0 KB |
| 347365292 | Nov/04/2025 11:00 | 884819448# | B - 奥术之尘 | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 46 ms | 0 KB |
| 347365243 | Nov/04/2025 10:59 | 884819448# | B - 奥术之尘 | C++23 (GCC 14-64, msys2) | Wrong answer on test 8 | 62 ms | 0 KB |
| 347363831 | Nov/04/2025 10:47 | 884819448# | A - rnm，退钱！ | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 342860480 | Oct/10/2025 10:22 | JIULONGCHENGZZZ | E - 宝石合成 | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 62 ms | 0 KB |
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