→ About Contest
The Northwestern Europe Regional Contest (NWERC) is a contest in which teams from universities all over the Northwestern part of Europe are served a series of algorithmic problems. The goal of each team is to solve as many problems as possible within the 5 hour time limit. Potential solutions are submitted and corrected by an automated judging system. The team that solves the most problems at the end of the contest qualify for the ICPC World Finals.
→ 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
Problem F - Firetrucks Are Red
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 216672777 | Aug/01/2023 10:28 | Serendipity__ | F - Firetrucks Are Red | C++20 (GCC 11-64) | Accepted | 140 ms | 9800 KB |
| 97219159 | Oct/31/2020 08:41 | team_tsutaj: monkukui0283, TAB_0905, rsk0315# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 1076 ms | 12000 KB |
| 176203840 | Oct/14/2022 22:17 | vjudge5 | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 186 ms | 8000 KB |
| 332002200 | Aug/01/2025 21:35 | janlitwim | F - Firetrucks Are Red | C++23 (GCC 14-64, msys2) | Accepted | 280 ms | 18700 KB |
| 101037423 | Dec/12/2020 18:19 | nihaawop | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 249 ms | 15700 KB |
| 111267238 | Mar/28/2021 11:44 | NNSU-1: Riladavin, Ekler, Makcum888# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 202 ms | 15100 KB |
| 111339496 | Mar/29/2021 14:02 | vjudge4 | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 670 ms | 16900 KB |
| 229190388 | Oct/22/2023 12:14 | Owmicron | F - Firetrucks Are Red | C++17 (GCC 9-64) | Accepted | 202 ms | 18900 KB |
| 74550250 | Mar/27/2020 14:02 | CodeTerror: CoderAnshu, rivalq# | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 249 ms | 22400 KB |
| 133830760 | Nov/01/2021 07:50 | Finger in a SSet: DIvanCode, CAMOBAP31, Kblp_COCu4kA# | F - Firetrucks Are Red | C++20 (GCC 11-64) | Accepted | 249 ms | 45100 KB |
| 360776464 | Jan/30/2026 22:45 | Zahraa | F - Firetrucks Are Red | C++20 (GCC 13-64) | Accepted | 250 ms | 29800 KB |
| 331178803 | Jul/27/2025 19:15 | imraquibe | F - Firetrucks Are Red | C++20 (GCC 13-64) | Accepted | 187 ms | 38500 KB |
| 181657366 | Nov/19/2022 21:35 | catalin_griu | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 592 ms | 19700 KB |
| 111413476 | Mar/29/2021 21:31 | IshtiaQ99 | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 654 ms | 16900 KB |
| 111346025 | Mar/29/2021 15:22 | vjudge3 | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 623 ms | 15900 KB |
| 109678666 | Mar/11/2021 09:39 | PSU E: HavlongRG, Fortin, WooDeND# | F - Firetrucks Are Red | C++17 (GCC 9-64) | Accepted | 342 ms | 43200 KB |
| 72770636 | Mar/09/2020 10:47 | vjudge1 | F - Firetrucks Are Red | Java 8 | Accepted | 1357 ms | 57000 KB |
| 76235031 | Apr/11/2020 08:38 | NULL (2019): Xiejiadong, stonemasons, Kilo_5723# | F - Firetrucks Are Red | C++17 (GCC 9-64) | Accepted | 420 ms | 19000 KB |
| 86207866 | Jul/07/2020 17:22 | kek: -__________-, lukomskiy# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 218 ms | 11700 KB |
| 86021370 | Jul/05/2020 06:49 | DeadLock: vkjha1010, shubham0898, Naman_123# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 607 ms | 19800 KB |
| 108313375 | Feb/23/2021 17:54 | SNS_2: andreaemonti, pako1609, Ventu06# | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 670 ms | 21100 KB |
| 331983608 | Aug/01/2025 19:12 | ate.codes | F - Firetrucks Are Red | C++23 (GCC 14-64, msys2) | Accepted | 203 ms | 6800 KB |
| 86745129 | Jul/13/2020 15:04 | hiddenStudent | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 249 ms | 27800 KB |
| 307516638 | Feb/24/2025 13:54 | vjudge3 | F - Firetrucks Are Red | C++23 (GCC 14-64, msys2) | Accepted | 187 ms | 11500 KB |
| 307516688 | Feb/24/2025 13:55 | vjudge.1 | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 202 ms | 6800 KB |
| 88001698 | Jul/25/2020 19:32 | Div1 Bros: YahiaSherif, ZeyadKhattab# | F - Firetrucks Are Red | Java 8 | Accepted | 686 ms | 46100 KB |
| 163148039 | Jul/07/2022 23:56 | vjudge3 | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 701 ms | 26500 KB |
| 128802028 | Sep/14/2021 12:27 | Dmit_riy# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 670 ms | 21800 KB |
| 88794698 | Aug/03/2020 14:43 | Nightmare: osmium, Farhan132# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 468 ms | 45600 KB |
| 109019871 | Mar/03/2021 18:30 | Start from NOT a template: ZB_1, kclee2172, yuusanlondon# | F - Firetrucks Are Red | PyPy 3 | Accepted | 343 ms | 29600 KB |
| 135611532 | Nov/15/2021 11:35 | NightRage# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 701 ms | 42800 KB |
| 210999605 | Jun/25/2023 10:34 | abc: Hung912, hiepp2k3# | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 202 ms | 15500 KB |
| 203561470 | Apr/26/2023 16:55 | Sy03_retired | F - Firetrucks Are Red | C++20 (GCC 11-64) | Accepted | 187 ms | 10300 KB |
| 78628289 | May/01/2020 09:42 | Ural FU: LitElite: TheCrawfish, Kogut_Ivan, BdE# | F - Firetrucks Are Red | MS C++ 2017 | Accepted | 280 ms | 12600 KB |
| 71339036 | Feb/17/2020 22:58 | duality# | F - Firetrucks Are Red | GNU C++11 | Accepted | 171 ms | 15300 KB |
| 71111150 | Feb/15/2020 12:43 | vjudge3 | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 327 ms | 42000 KB |
| 230059543 | Oct/27/2023 20:41 | vjudge4 | F - Firetrucks Are Red | C++20 (GCC 11-64) | Accepted | 343 ms | 46300 KB |
| 140552791 | Dec/25/2021 10:46 | IUH.TrippleI(khanhvinh9,tridoan288,LMN1590): LMN1590, tridoan288, khanhvinh9# | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 1123 ms | 18200 KB |
| 331175966 | Jul/27/2025 19:09 | QYL66 | F - Firetrucks Are Red | C++20 (GCC 13-64) | Accepted | 187 ms | 38500 KB |
| 96223279 | Oct/21/2020 11:41 | Blue Banana: Okhair, minaezzat, mahmednabil109# | F - Firetrucks Are Red | Java 8 | Accepted | 296 ms | 15100 KB |
| 331176544 | Jul/27/2025 19:11 | QYL66 | F - Firetrucks Are Red | C++20 (GCC 13-64) | Accepted | 186 ms | 38600 KB |
| 163324934 | Jul/09/2022 01:44 | Kneee | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 685 ms | 26500 KB |
| 71110038 | Feb/15/2020 12:26 | vjudge5 | F - Firetrucks Are Red | C++14 (GCC 6-32) | Accepted | 249 ms | 13500 KB |
| 260014633 | May/08/2024 17:43 | El_Medonho | F - Firetrucks Are Red | C++20 (GCC 13-64) | Accepted | 343 ms | 14700 KB |
| 93045113 | Sep/17/2020 15:26 | 咩: Verly, badcw# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 264 ms | 20200 KB |
| 90770203 | Aug/23/2020 18:55 | KeYbOaRd WArRioRs: weakestOsuPlayer_244, 17kartik, Anand619# | F - Firetrucks Are Red | C++17 (GCC 9-64) | Accepted | 529 ms | 84900 KB |
| 109011068 | Mar/03/2021 16:42 | CarovanaFighters: arna, FedericoII, 1998marcom# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 249 ms | 26600 KB |
| 230090015 | Oct/28/2023 01:21 | Dr.rabi3 | F - Firetrucks Are Red | C++20 (GCC 11-64) | Accepted | 327 ms | 46300 KB |
| 93162513 | Sep/19/2020 07:31 | NCTU_HongLongLong: skychocowhite# | F - Firetrucks Are Red | C++17 (GCC 7-32) | Accepted | 623 ms | 25500 KB |
| 71180710 | Feb/15/2020 22:26 | UCF Pandora: I_love_Harpae, Sharon, gigabuffoon# | F - Firetrucks Are Red | Java 8 | Accepted | 701 ms | 80000 KB |
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