| BdOI Preliminary 2023 |
|---|
| Finished |
→ 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 |
|---|---|---|---|---|---|
| 392387752 | Sep/28/2026 05:23 | khongbietdatgi | D - World | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 392141650 | Sep/26/2026 12:37 | sumansanchay | C - Now-Or-Never | C++23 (GCC 14-64, msys2) | Partial result: 43 points |
| 392138754 | Sep/26/2026 12:14 | sumansanchay | C - Now-Or-Never | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 391943700 | Sep/25/2026 07:28 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391943427 | Sep/25/2026 07:22 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391903405 | Sep/24/2026 19:51 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391897480 | Sep/24/2026 18:52 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391896799 | Sep/24/2026 18:46 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Partial result: 26 points |
| 391895970 | Sep/24/2026 18:38 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Partial result: 26 points |
| 391895372 | Sep/24/2026 18:32 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Partial result: 26 points |
| 391894581 | Sep/24/2026 18:25 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Partial result: 26 points |
| 391893207 | Sep/24/2026 18:12 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Partial result: 26 points |
| 391890635 | Sep/24/2026 17:49 | sumansanchay | B - Moo | C++23 (GCC 14-64, msys2) | Partial result: 6 points |
| 391844961 | Sep/24/2026 09:41 | sumansanchay | A - Success | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391844613 | Sep/24/2026 09:36 | sumansanchay | A - Success | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391843811 | Sep/24/2026 09:26 | sumansanchay | A - Success | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 391841910 | Sep/24/2026 09:00 | sumansanchay | A - Success | C++23 (GCC 14-64, msys2) | Partial result: 34 points |
| 390847087 | Sep/15/2026 19:19 | sumansanchay | E - Hunted | C++23 (GCC 14-64, msys2) | Partial result: 15 points |
| 386970564 | Aug/14/2026 02:05 | bruhh67 | E - Hunted | C++17 (GCC 7-32) | Perfect result: 100 points |
| 386970551 | Aug/14/2026 02:04 | bruhh67 | E - Hunted | GNU C11 | Compilation error |
| 386188416 | Aug/08/2026 11:25 | arafee# | B - Moo | PyPy 3-64 | Perfect result: 100 points |
| 386183794 | Aug/08/2026 10:40 | arafee# | B - Moo | PyPy 3-64 | Partial result: 20 points |
| 386180670 | Aug/08/2026 10:09 | arafee# | A - Success | PyPy 3-64 | Perfect result: 100 points |
| 386180295 | Aug/08/2026 10:05 | arafee# | A - Success | PyPy 3-64 | Partial result: 0 points |
| 386040036 | Aug/07/2026 11:54 | arafee | B - Moo | PyPy 3-64 | Perfect result: 100 points |
| 386036491 | Aug/07/2026 11:16 | arafee | A - Success | PyPy 3-64 | Perfect result: 100 points |
| 386036122 | Aug/07/2026 11:12 | arafee | A - Success | PyPy 2 | Partial result: 0 points |
| 386036062 | Aug/07/2026 11:11 | arafee | A - Success | PyPy 2 | Partial result: 0 points |
| 385514425 | Aug/04/2026 12:04 | saf1w | B - Moo | C++17 (GCC 7-32) | Perfect result: 100 points |
| 385512704 | Aug/04/2026 11:49 | saf1w | A - Success | C++17 (GCC 7-32) | Perfect result: 100 points |
| 384702756 | Jul/29/2026 07:04 | Ha5 | D - World | C++17 (GCC 7-32) | Perfect result: 100 points |
| 384702493 | Jul/29/2026 07:01 | Ha5 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384702165 | Jul/29/2026 06:57 | Ha5 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384702126 | Jul/29/2026 06:56 | Ha5 | D - World | C++17 (GCC 7-32) | Partial result: 5 points |
| 384701730 | Jul/29/2026 06:51 | Ha5 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384701390 | Jul/29/2026 06:47 | Ha5 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384526779 | Jul/27/2026 17:37 | phuocpc23 | D - World | C++20 (GCC 13-64) | Perfect result: 100 points |
| 384526723 | Jul/27/2026 17:36 | phuocpc23 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384526335 | Jul/27/2026 17:33 | phuocpc23 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384525680 | Jul/27/2026 17:28 | phuocpc23 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384525297 | Jul/27/2026 17:25 | phuocpc23 | D - World | C++17 (GCC 7-32) | Partial result: 59 points |
| 384457240 | Jul/27/2026 06:15 | pupuee | D - World | C++20 (GCC 13-64) | Perfect result: 100 points |
| 384456361 | Jul/27/2026 06:00 | pupuee | D - World | C++20 (GCC 13-64) | Partial result: 5 points |
| 383458340 | Jul/19/2026 14:14 | wonderful_ | E - Hunted | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 383458098 | Jul/19/2026 14:12 | wonderful_ | E - Hunted | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 383455847 | Jul/19/2026 13:49 | wonderful_ | E - Hunted | C++23 (GCC 14-64, msys2) | Partial result: 0 points |
| 379909687 | Jun/23/2026 16:04 | plie | A - Success | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 379814794 | Jun/22/2026 17:32 | Zaeem-Arifeen | A - Success | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 379814635 | Jun/22/2026 17:30 | Zaeem-Arifeen | A - Success | C++23 (GCC 14-64, msys2) | Compilation error |
| 379814447 | Jun/22/2026 17:28 | Zaeem-Arifeen | A - Success | C++23 (GCC 14-64, msys2) | Compilation error |
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