→ 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 |
|---|---|---|---|---|---|---|---|
| 393258469 | Oct/05/2026 10:00 | lenkua | K - Rikka with Ants | C++20 (GCC 13-64) | Accepted | 250 ms | 0 KB |
| 393210040 | Oct/04/2026 19:03 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 4 | 8000 ms | 108600 KB |
| 393209963 | Oct/04/2026 19:02 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 108600 KB |
| 393209766 | Oct/04/2026 19:00 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 108600 KB |
| 393209523 | Oct/04/2026 18:57 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 108600 KB |
| 393209373 | Oct/04/2026 18:56 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 157100 KB |
| 393209201 | Oct/04/2026 18:54 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 157100 KB |
| 393208649 | Oct/04/2026 18:48 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 152200 KB |
| 393208599 | Oct/04/2026 18:48 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 200 KB |
| 393208417 | Oct/04/2026 18:46 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 152300 KB |
| 393208163 | Oct/04/2026 18:43 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 157100 KB |
| 393208044 | Oct/04/2026 18:42 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 200 KB |
| 393207935 | Oct/04/2026 18:41 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 125800 KB |
| 393207838 | Oct/04/2026 18:40 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 125800 KB |
| 393207344 | Oct/04/2026 18:35 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Accepted | 7781 ms | 108600 KB |
| 393207254 | Oct/04/2026 18:34 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 125800 KB |
| 393206993 | Oct/04/2026 18:32 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 108600 KB |
| 393206890 | Oct/04/2026 18:31 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 138100 KB |
| 393206797 | Oct/04/2026 18:30 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 138100 KB |
| 393206348 | Oct/04/2026 18:25 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 93000 KB |
| 393206066 | Oct/04/2026 18:22 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 144200 KB |
| 393201411 | Oct/04/2026 18:18 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 138000 KB |
| 393201165 | Oct/04/2026 18:15 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Runtime error on test 2 | 31 ms | 200 KB |
| 393200750 | Oct/04/2026 18:11 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Runtime error on test 2 | 15 ms | 200 KB |
| 393200545 | Oct/04/2026 18:09 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Runtime error on test 1 | 0 ms | 200 KB |
| 393197908 | Oct/04/2026 17:45 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Accepted | 7640 ms | 108600 KB |
| 393197636 | Oct/04/2026 17:42 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Wrong answer on test 2 | 4703 ms | 110300 KB |
| 393196607 | Oct/04/2026 17:31 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 354500 KB |
| 393165174 | Oct/04/2026 13:41 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 111600 KB |
| 393163747 | Oct/04/2026 13:28 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 2 | 8000 ms | 95300 KB |
| 393163655 | Oct/04/2026 13:28 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 108500 KB |
| 393162971 | Oct/04/2026 13:21 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 112700 KB |
| 393161016 | Oct/04/2026 13:02 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 2 | 8000 ms | 136900 KB |
| 393160354 | Oct/04/2026 12:56 | lenkua | F - Rikka with Nice Counting Striking Back | C++20 (GCC 13-64) | Time limit exceeded on test 3 | 8000 ms | 153500 KB |
| 392863580 | Oct/01/2026 20:06 | lenkua | L - Rikka with Grid Graphs | C++20 (GCC 13-64) | Accepted | 328 ms | 0 KB |
| 392633208 | Sep/29/2026 19:47 | lenkua | E - Rikka with Data Structures | C++20 (GCC 13-64) | Accepted | 8187 ms | 28600 KB |
| 392632865 | Sep/29/2026 19:44 | lenkua | E - Rikka with Data Structures | C++20 (GCC 13-64) | Accepted | 8609 ms | 28600 KB |
| 392613098 | Sep/29/2026 17:02 | jiezecheng | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Accepted | 11187 ms | 350700 KB |
| 392612810 | Sep/29/2026 16:59 | jiezecheng | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Time limit exceeded on test 3 | 14000 ms | 349100 KB |
| 392566912 | Sep/29/2026 11:05 | cwfyh | J - Rikka with An Unnamed Temple | C++20 (GCC 13-64) | Accepted | 9875 ms | 366000 KB |
| 392564813 | Sep/29/2026 10:46 | Leexh | J - Rikka with An Unnamed Temple | C++23 (GCC 14-64, msys2) | Accepted | 8093 ms | 348600 KB |
| 392564705 | Sep/29/2026 10:45 | Leexh | J - Rikka with An Unnamed Temple | C++23 (GCC 14-64, msys2) | Time limit exceeded on test 1 | 14000 ms | 341300 KB |
| 392538177 | Sep/29/2026 04:39 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Wrong answer on test 2 | 3062 ms | 339800 KB |
| 392537438 | Sep/29/2026 04:16 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 392537285 | Sep/29/2026 04:11 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Wrong answer on test 2 | 3484 ms | 339900 KB |
| 392537242 | Sep/29/2026 04:10 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Runtime error on test 1 | 15 ms | 339800 KB |
| 392537159 | Sep/29/2026 04:07 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Wrong answer on test 5 | 9890 ms | 251600 KB |
| 392536659 | Sep/29/2026 03:49 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Wrong answer on test 2 | 2046 ms | 339900 KB |
| 392430600 | Sep/28/2026 14:46 | lenkua | A - Rikka with Minimum Spanning Trees | C++20 (GCC 13-64) | Accepted | 1234 ms | 3100 KB |
| 392427429 | Sep/28/2026 14:17 | kang_jc | J - Rikka with An Unnamed Temple | C++17 (GCC 7-32) | Wrong answer on test 5 | 10843 ms | 345300 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Oct/16/2026 19:52:38 (g2).
Desktop version, switch to mobile version.
Supported by
