| 2018 Facebook Hacker Cup, Round 1 |
|---|
| Finished |
→ About Contest
Facebook Hacker Cup is an international programming competition hosted and administered by Facebook. The competition began in 2011 as a means to identify top engineering talent for potential employment at Facebook. The competition consists of a set of algorithmic problems which must be solved in a fixed amount of time. Competitors may use any programming language and development environment to obtain their solutions.
→ 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 |
|---|---|---|---|---|---|---|---|
| 323610704 | Jun/09/2025 12:49 | Its_a_duplicate_handle | A - Let It Flow | C++17 (GCC 7-32) | Wrong answer on test 1 | 30 ms | 0 KB |
| 281385505 | Sep/15/2024 19:44 | TheVoid_. | A - Let It Flow | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 281385102 | Sep/15/2024 19:40 | TheVoid_. | A - Let It Flow | C++20 (GCC 13-64) | Wrong answer on test 1 | 46 ms | 0 KB |
| 281385010 | Sep/15/2024 19:40 | TheVoid_. | A - Let It Flow | C++20 (GCC 13-64) | Wrong answer on test 1 | 46 ms | 0 KB |
| 281384843 | Sep/15/2024 19:38 | TheVoid_. | A - Let It Flow | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 281384653 | Sep/15/2024 19:37 | TheVoid_. | A - Let It Flow | C++20 (GCC 13-64) | Compilation error | 0 ms | 0 KB |
| 214269702 | Jul/18/2023 02:16 | Andreasyan | D - Evening of the Living Dead | C++17 (GCC 9-64) | Accepted | 1045 ms | 70700 KB |
| 214255758 | Jul/17/2023 22:27 | miraz.ezaz | C - Platform Parkour | C++17 (GCC 7-32) | Accepted | 93 ms | 7800 KB |
| 214253172 | Jul/17/2023 21:57 | jamil2017331084 | C - Platform Parkour | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 214252998 | Jul/17/2023 21:55 | miraz.ezaz | C - Platform Parkour | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 7800 KB |
| 214252306 | Jul/17/2023 21:48 | miraz.ezaz | C - Platform Parkour | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 7800 KB |
| 214033336 | Jul/16/2023 15:21 | Muhammad_Raza | C - Platform Parkour | C++20 (GCC 11-64) | Time limit exceeded on test 1 | 1000 ms | 800 KB |
| 214032571 | Jul/16/2023 15:15 | Muhammad_Raza | C - Platform Parkour | C++20 (GCC 11-64) | Compilation error | 0 ms | 0 KB |
| 214028190 | Jul/16/2023 14:42 | Muhammad_Raza | C - Platform Parkour | C++20 (GCC 11-64) | Wrong answer on test 1 | 0 ms | 400 KB |
| 214027574 | Jul/16/2023 14:38 | Muhammad_Raza | C - Platform Parkour | C++20 (GCC 11-64) | Compilation error | 0 ms | 0 KB |
| 214024134 | Jul/16/2023 14:13 | StrawHatWess | B - Ethan Traverses a Tree | C++17 (GCC 9-64) | Accepted | 15 ms | 200 KB |
| 214023304 | Jul/16/2023 14:07 | StrawHatWess | B - Ethan Traverses a Tree | C++17 (GCC 9-64) | Wrong answer on test 1 | 0 ms | 100 KB |
| 213840155 | Jul/15/2023 03:02 | vjudge1 | A - Let It Flow | C++20 (GCC 11-64) | Accepted | 15 ms | 500 KB |
| 213839851 | Jul/15/2023 02:54 | vjudge3 | A - Let It Flow | C++20 (GCC 11-64) | Wrong answer on test 22 | 0 ms | 400 KB |
| 126536385 | Aug/20/2021 15:36 | gingka_hagane# | B - Ethan Traverses a Tree | C++17 (GCC 7-32) | Accepted | 46 ms | 3900 KB |
| 88109781 | Jul/27/2020 11:29 | atlas22 | B - Ethan Traverses a Tree | C++17 (GCC 7-32) | Accepted | 46 ms | 3900 KB |
| 88106344 | Jul/27/2020 10:38 | atlas22 | A - Let It Flow | C++17 (GCC 7-32) | Accepted | 46 ms | 3700 KB |
| 84861880 | Jun/24/2020 09:59 | embiway# | B - Ethan Traverses a Tree | C++17 (GCC 7-32) | Accepted | 31 ms | 4200 KB |
| 84859196 | Jun/24/2020 09:23 | embiway# | A - Let It Flow | C++17 (GCC 7-32) | Accepted | 31 ms | 3900 KB |
| 83791195 | Jun/15/2020 06:31 | WZYYN | D - Evening of the Living Dead | C++17 (GCC 9-64) | Accepted | 140 ms | 70800 KB |
| 83789221 | Jun/15/2020 05:32 | WZYYN | C - Platform Parkour | C++17 (GCC 9-64) | Accepted | 62 ms | 21500 KB |
| 83789171 | Jun/15/2020 05:31 | WZYYN | C - Platform Parkour | C++17 (GCC 9-64) | Wrong answer on test 1 | 15 ms | 21700 KB |
| 83787572 | Jun/15/2020 04:26 | WZYYN | B - Ethan Traverses a Tree | C++17 (GCC 9-64) | Accepted | 31 ms | 200 KB |
| 83786584 | Jun/15/2020 03:45 | WZYYN | A - Let It Flow | C++17 (GCC 9-64) | Accepted | 31 ms | 0 KB |
| 64488151 | Nov/07/2019 21:41 | Exeedo# | B - Ethan Traverses a Tree | C++17 (GCC 7-32) | Accepted | 31 ms | 400 KB |
| 64487816 | Nov/07/2019 21:31 | ob and eh: Obada-AlAbbadi# | B - Ethan Traverses a Tree | C++17 (GCC 7-32) | Accepted | 31 ms | 200 KB |
| 64487679 | Nov/07/2019 21:28 | ob and eh: Obada-AlAbbadi# | B - Ethan Traverses a Tree | C++17 (GCC 7-32) | Accepted | 31 ms | 100 KB |
| 64485142 | Nov/07/2019 20:28 | Exeedo# | A - Let It Flow | C++17 (GCC 7-32) | Accepted | 31 ms | 0 KB |
| 64485053 | Nov/07/2019 20:26 | Exeedo# | A - Let It Flow | C++17 (GCC 7-32) | Wrong answer on test 19 | 31 ms | 0 KB |
| 64484468 | Nov/07/2019 20:11 | ob and eh: Obada-AlAbbadi# | A - Let It Flow | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 62672512 | Oct/16/2019 13:19 | MKB | A - Let It Flow | C++17 (GCC 7-32) | Accepted | 31 ms | 78300 KB |
| 62672408 | Oct/16/2019 13:16 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 0 KB |
| 62672123 | Oct/16/2019 13:10 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 62672092 | Oct/16/2019 13:10 | MKB | A - Let It Flow | C++17 (GCC 7-32) | Wrong answer on test 19 | 31 ms | 78300 KB |
| 62672024 | Oct/16/2019 13:08 | MKB | A - Let It Flow | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 78300 KB |
| 62671994 | Oct/16/2019 13:07 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 1 | 31 ms | 0 KB |
| 62671941 | Oct/16/2019 13:06 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 62671903 | Oct/16/2019 13:05 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 62671847 | Oct/16/2019 13:04 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 62671722 | Oct/16/2019 13:01 | RedD | A - Let It Flow | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 62671707 | Oct/16/2019 13:01 | MKB | A - Let It Flow | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 78300 KB |
| 62671660 | Oct/16/2019 13:00 | MKB | A - Let It Flow | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 62671514 | Oct/16/2019 12:57 | MKB | A - Let It Flow | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 78300 KB |
| 62238010 | Oct/10/2019 02:58 | vjudge2 | A - Let It Flow | GNU C++11 | Accepted | 31 ms | 0 KB |
| 61383189 | Sep/27/2019 21:09 | Mephobia: bharatgoyal23, pgcoder27, sankushgupta99# | B - Ethan Traverses a Tree | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 200 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: May/02/2026 10:02:32 (h1).
Desktop version, switch to mobile version.
Supported by
