→ 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 |
|---|---|---|---|---|---|---|---|
| 326069222 | Jun/26/2025 04:40 | vjudge.7 | A - Tourist | C++20 (GCC 13-64) | Accepted | 62 ms | 100 KB |
| 324425535 | Jun/15/2025 02:10 | vjudge5 | A - Tourist | C++20 (GCC 13-64) | Accepted | 77 ms | 100 KB |
| 324425467 | Jun/15/2025 02:08 | vjudge.4 | A - Tourist | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 0 KB |
| 284295619 | Oct/04/2024 13:48 | caustique | C - Ethan Searches for a String | C++17 (GCC 7-32) | Wrong answer on test 2 | 62 ms | 0 KB |
| 213892955 | Jul/15/2023 13:49 | wa77im | B - Interception | C++20 (GCC 11-64) | Accepted | 15 ms | 0 KB |
| 213857015 | Jul/15/2023 07:58 | ShuvamJaswal | C - Ethan Searches for a String | Python 3 | Accepted | 46 ms | 0 KB |
| 213853233 | Jul/15/2023 06:57 | __Redemption | B - Interception | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 213676391 | Jul/13/2023 19:03 | Tamora | B - Interception | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 213676293 | Jul/13/2023 19:02 | Tamora | B - Interception | C++17 (GCC 7-32) | Wrong answer on test 1 | 0 ms | 0 KB |
| 213523564 | Jul/12/2023 17:19 | fiskerfodenww | B - Interception | Python 3 | Wrong answer on test 1 | 15 ms | 0 KB |
| 213520692 | Jul/12/2023 16:58 | fiskerfodenww | B - Interception | Python 3 | Wrong answer on test 1 | 15 ms | 0 KB |
| 213485412 | Jul/12/2023 13:06 | Aryan28 | C - Ethan Searches for a String | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 213480099 | Jul/12/2023 12:26 | the_Incharge | C - Ethan Searches for a String | C++20 (GCC 11-64) | Accepted | 15 ms | 0 KB |
| 213479768 | Jul/12/2023 12:23 | the_Incharge | C - Ethan Searches for a String | C++20 (GCC 11-64) | Compilation error | 0 ms | 0 KB |
| 213479590 | Jul/12/2023 12:22 | the_Incharge | C - Ethan Searches for a String | C++14 (GCC 6-32) | Compilation error | 0 ms | 0 KB |
| 213479527 | Jul/12/2023 12:22 | the_Incharge | C - Ethan Searches for a String | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 213478554 | Jul/12/2023 12:15 | the_Incharge | C - Ethan Searches for a String | Python 3 | Compilation error | 0 ms | 0 KB |
| 206166296 | May/17/2023 05:43 | Little_Sheep_Yawn | A - Tourist | PyPy 3-64 | Accepted | 139 ms | 9400 KB |
| 177644515 | Oct/23/2022 15:32 | sorryMyBug: 7S1, hexer# | C - Ethan Searches for a String | C# 10 | Wrong answer on test 2 | 31 ms | 200 KB |
| 177639606 | Oct/23/2022 14:55 | sorryMyBug: 7S1, hexer# | C - Ethan Searches for a String | Python 3 | Wrong answer on test 3 | 31 ms | 0 KB |
| 177638944 | Oct/23/2022 14:53 | sorryMyBug: 7S1, hexer# | C - Ethan Searches for a String | Python 3 | Wrong answer on test 1 | 31 ms | 0 KB |
| 177624666 | Oct/23/2022 14:02 | sorryMyBug: 7S1, hexer# | A - Tourist | C# 10 | Accepted | 62 ms | 800 KB |
| 161392580 | Jun/21/2022 15:42 | Paddington221b# | B - Interception | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 161385010 | Jun/21/2022 14:12 | Paddington221b# | A - Tourist | C++17 (GCC 7-32) | Accepted | 15 ms | 200 KB |
| 124717979 | Aug/02/2021 20:47 | vjudge5 | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 3800 KB |
| 122184390 | Jul/12/2021 11:08 | Skeef79 | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 3700 KB |
| 118310068 | Jun/03/2021 22:21 | caustique | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 0 KB |
| 118310045 | Jun/03/2021 22:20 | caustique | A - Tourist | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 118310003 | Jun/03/2021 22:19 | caustique | A - Tourist | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 90873661 | Aug/25/2020 09:28 | akgthegreat# | C - Ethan Searches for a String | C++17 (GCC 7-32) | Accepted | 31 ms | 300 KB |
| 90871203 | Aug/25/2020 08:48 | akgthegreat# | A - Tourist | C++17 (GCC 7-32) | Accepted | 46 ms | 200 KB |
| 87771070 | Jul/23/2020 15:33 | shubhanshushekharp# | A - Tourist | C++14 (GCC 6-32) | Accepted | 31 ms | 3700 KB |
| 87075256 | Jul/17/2020 16:24 | human_shu | C - Ethan Searches for a String | GNU C11 | Wrong answer on test 23 | 31 ms | 3600 KB |
| 87064853 | Jul/17/2020 14:06 | human_shu# | B - Interception | GNU C11 | Wrong answer on test 51 | 31 ms | 3600 KB |
| 87064674 | Jul/17/2020 14:04 | human_shu# | B - Interception | GNU C11 | Wrong answer on test 1 | 0 ms | 3600 KB |
| 87064293 | Jul/17/2020 13:59 | human_shu# | B - Interception | GNU C11 | Wrong answer on test 43 | 31 ms | 3600 KB |
| 85925407 | Jul/04/2020 16:28 | Statue_Of_Bashar | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 400 KB |
| 83767169 | Jun/14/2020 19:37 | MhD88 | A - Tourist | C++14 (GCC 6-32) | Accepted | 31 ms | 300 KB |
| 83767019 | Jun/14/2020 19:35 | MhD88 | A - Tourist | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 83765703 | Jun/14/2020 19:18 | MhD88 | A - Tourist | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 78429337 | Apr/29/2020 01:57 | Akib_2612 | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 200 KB |
| 78360523 | Apr/28/2020 11:27 | ifrad.k | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 200 KB |
| 78360416 | Apr/28/2020 11:25 | vjudge4 | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 200 KB |
| 78356112 | Apr/28/2020 10:24 | vjudge4 | A - Tourist | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 100 KB |
| 77757207 | Apr/23/2020 16:26 | Starscream-11813 | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 0 KB |
| 77757158 | Apr/23/2020 16:25 | vjudge1 | A - Tourist | C++17 (GCC 7-32) | Accepted | 31 ms | 0 KB |
| 77756509 | Apr/23/2020 16:18 | vjudge3 | A - Tourist | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 0 KB |
| 77740418 | Apr/23/2020 13:35 | Tasfia_Tahsin | A - Tourist | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 77734444 | Apr/23/2020 12:42 | vjudge5 | A - Tourist | C++14 (GCC 6-32) | Accepted | 31 ms | 0 KB |
| 77734313 | Apr/23/2020 12:40 | rakinrkz | A - Tourist | C++14 (GCC 6-32) | Accepted | 31 ms | 0 KB |
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