→ 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.
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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 |
|---|---|---|---|---|---|---|---|
| 394759999 | Oct/16/2026 04:07 | chenwz | F - Recognize Power of Two | C++20 (GCC 13-64) | Accepted | 62 ms | 0 KB |
| 394759717 | Oct/16/2026 03:58 | chenwz | G - Power Sum Graphs | C++20 (GCC 13-64) | Accepted | 171 ms | 0 KB |
| 394759698 | Oct/16/2026 03:58 | chenwz | E - Alternate Jumping | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 394759685 | Oct/16/2026 03:58 | chenwz | C - Two Equal Squares | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 394759675 | Oct/16/2026 03:57 | chenwz | B - Random Domino Placements | C++20 (GCC 13-64) | Accepted | 2671 ms | 0 KB |
| 387723823 | Aug/19/2026 22:01 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Accepted | 421 ms | 29900 KB |
| 387723726 | Aug/19/2026 22:00 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Wrong answer on test 1 | 31 ms | 0 KB |
| 387723290 | Aug/19/2026 21:55 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Memory limit exceeded on test 5 | 375 ms | 262100 KB |
| 387723242 | Aug/19/2026 21:54 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Memory limit exceeded on test 5 | 406 ms | 262100 KB |
| 387722638 | Aug/19/2026 21:48 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Memory limit exceeded on test 5 | 359 ms | 262100 KB |
| 387722524 | Aug/19/2026 21:46 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Memory limit exceeded on test 5 | 343 ms | 262100 KB |
| 387722464 | Aug/19/2026 21:46 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Memory limit exceeded on test 5 | 515 ms | 262100 KB |
| 387722171 | Aug/19/2026 21:42 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Memory limit exceeded on test 5 | 375 ms | 262100 KB |
| 387722117 | Aug/19/2026 21:41 | Trenka: M4N_T4, orazma, Teeleu# | G - Power Sum Graphs | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 500 KB |
| 387711317 | Aug/19/2026 20:11 | Trenka: M4N_T4, orazma, Teeleu# | D - Interleave Binary Strings | C++20 (GCC 13-64) | Time limit exceeded on test 2 | 1000 ms | 116600 KB |
| 387710335 | Aug/19/2026 20:03 | Trenka: M4N_T4, orazma, Teeleu# | D - Interleave Binary Strings | C++20 (GCC 13-64) | Time limit exceeded on test 2 | 1000 ms | 1300 KB |
| 378096244 | Jun/10/2026 17:27 | chenwz | I - Lies, Damned Lies, and Statistics | C++20 (GCC 13-64) | Accepted | 343 ms | 0 KB |
| 378096125 | Jun/10/2026 17:26 | chenwz | H - Simplicity is the Ultimate Sophistication | C++20 (GCC 13-64) | Accepted | 2625 ms | 0 KB |
| 378096020 | Jun/10/2026 17:25 | chenwz | A - Number of Close Strings | C++20 (GCC 13-64) | Accepted | 1406 ms | 100 KB |
| 378095914 | Jun/10/2026 17:24 | chenwz | A - Number of Close Strings | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 378044069 | Jun/10/2026 10:13 | chenwz | I - Lies, Damned Lies, and Statistics | C++20 (GCC 13-64) | Accepted | 328 ms | 0 KB |
| 378044026 | Jun/10/2026 10:13 | chenwz | H - Simplicity is the Ultimate Sophistication | C++20 (GCC 13-64) | Accepted | 2593 ms | 0 KB |
| 378043823 | Jun/10/2026 10:11 | chenwz | A - Number of Close Strings | C++20 (GCC 13-64) | Accepted | 1484 ms | 0 KB |
| 376488039 | May/29/2026 10:23 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Accepted | 3890 ms | 100 KB |
| 376488261 | May/29/2026 10:25 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 1828 ms | 100 KB |
| 376487960 | May/29/2026 10:22 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 312 ms | 100 KB |
| 376387579 | May/28/2026 12:41 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 531 ms | 0 KB |
| 376387373 | May/28/2026 12:39 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 4562 ms | 100 KB |
| 376382414 | May/28/2026 11:49 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 453 ms | 100 KB |
| 376382379 | May/28/2026 11:49 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Compilation error | 0 ms | 0 KB |
| 376382358 | May/28/2026 11:49 | tanjiaqi | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Accepted | 2718 ms | 69400 KB |
| 376382043 | May/28/2026 11:46 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 10 | 10000 ms | 100 KB |
| 376380967 | May/28/2026 11:36 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 312 ms | 100 KB |
| 376380858 | May/28/2026 11:34 | tanjiaqi | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 31 ms | 0 KB |
| 376356528 | May/28/2026 06:39 | wangyueheng123 | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 23700 KB |
| 376288344 | May/27/2026 15:22 | _paper_ | A - Number of Close Strings | C++17 (GCC 7-32) | Accepted | 9000 ms | 100 KB |
| 376288098 | May/27/2026 15:20 | _paper_ | A - Number of Close Strings | C++17 (GCC 7-32) | Runtime error on test 1 | 15 ms | 0 KB |
| 376287780 | May/27/2026 15:17 | _paper_ | A - Number of Close Strings | C++17 (GCC 7-32) | Runtime error on test 1 | 31 ms | 0 KB |
| 376287662 | May/27/2026 15:16 | _paper_ | A - Number of Close Strings | C++20 (GCC 13-64) | Runtime error on test 1 | 0 ms | 0 KB |
| 376287536 | May/27/2026 15:14 | _paper_ | A - Number of Close Strings | C++20 (GCC 13-64) | Time limit exceeded on test 1 | 10000 ms | 0 KB |
| 370338683 | Apr/09/2026 05:25 | qwwqcy | D - Interleave Binary Strings | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 368460253 | Mar/28/2026 09:38 | chenwz | D - Interleave Binary Strings | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 368460203 | Mar/28/2026 09:38 | chenwz | D - Interleave Binary Strings | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 368449601 | Mar/28/2026 07:42 | chenwz | D - Interleave Binary Strings | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 368446828 | Mar/28/2026 06:48 | chenwz | D - Interleave Binary Strings | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 364796907 | Feb/28/2026 09:56 | hobbycp | H - Simplicity is the Ultimate Sophistication | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 15 ms | 0 KB |
| 364796271 | Feb/28/2026 09:52 | hobbycp | B - Random Domino Placements | C++23 (GCC 14-64, msys2) | Accepted | 5250 ms | 0 KB |
| 364796144 | Feb/28/2026 09:51 | hobbycp | F - Recognize Power of Two | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 31 ms | 4000 KB |
| 364795669 | Feb/28/2026 09:47 | hobbycp | D - Interleave Binary Strings | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 4000 KB |
| 364795512 | Feb/28/2026 09:45 | hobbycp | A - Number of Close Strings | C++23 (GCC 14-64, msys2) | Wrong answer on test 10 | 500 ms | 4000 KB |
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