→ 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 A - Environment-Friendly Travel
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 129905352 | Sep/26/2021 11:01 | 趁热打铁: nuistlmy, pty6666, nuistdzq# | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 311 ms | 11800 KB |
| 330498590 | Jul/23/2025 13:39 | Strongly Connected Manaifa: Amigoo, Znno, hadad# | A - Environment-Friendly Travel | C++20 (GCC 13-64) | Accepted | 265 ms | 7300 KB |
| 101688499 | Dec/19/2020 07:21 | yuyi2009 | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 327 ms | 44100 KB |
| 381277080 | Jul/04/2026 23:45 | 3C2: Hazemam, Domzi1# | A - Environment-Friendly Travel | C++23 (GCC 14-64, msys2) | Accepted | 93 ms | 11400 KB |
| 87497035 | Jul/21/2020 12:12 | Markel | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 1496 ms | 242400 KB |
| 87497131 | Jul/21/2020 12:13 | Moscow IPT: LinkCat: maksim.gaponov, surokpro, Holidin# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 1496 ms | 242400 KB |
| 124663595 | Aug/02/2021 11:22 | vjudge2 | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 202 ms | 30400 KB |
| 124663745 | Aug/02/2021 11:23 | vjudge2 | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 264 ms | 37500 KB |
| 124663266 | Aug/02/2021 11:18 | vjudge5 | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 233 ms | 37600 KB |
| 107928412 | Feb/19/2021 12:35 | ddvddv | A - Environment-Friendly Travel | C++17 (GCC 9-64) | Accepted | 1263 ms | 19100 KB |
| 71027546 | Feb/14/2020 04:09 | UW-Madison: Model Solution: bvd, RobeZH, top34051# | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 280 ms | 7300 KB |
| 107643500 | Feb/17/2021 01:57 | ddvddv | A - Environment-Friendly Travel | C++17 (GCC 9-64) | Accepted | 1201 ms | 19100 KB |
| 193369898 | Feb/12/2023 19:16 | EPFLegends: Tiberiu, SanSiroWaltz, Dragon_Fly_02# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 264 ms | 14800 KB |
| 217550166 | Aug/07/2023 09:50 | vjudge3 | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 78 ms | 23100 KB |
| 92687240 | Sep/13/2020 09:29 | NCTU_Eclipse: coldEr66, RosaRosa, LiPro# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 155 ms | 11900 KB |
| 146534281 | Feb/15/2022 18:20 | Msstt | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 78 ms | 11400 KB |
| 86236904 | Jul/08/2020 04:22 | FedeNQ | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 93 ms | 10100 KB |
| 351157092 | Nov/29/2025 13:44 | الأكشر راحت عليه نومة: 0xEssam, _Tesla_# | A - Environment-Friendly Travel | C++23 (GCC 14-64, msys2) | Accepted | 421 ms | 37800 KB |
| 124665815 | Aug/02/2021 11:41 | vjudge4 | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 218 ms | 30400 KB |
| 223326500 | Sep/14/2023 12:46 | The Three Stooges: menghuaLi, lemon_one, wellerency# | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 109 ms | 13400 KB |
| 95060606 | Oct/10/2020 11:00 | Oreo: FashionSE, IcecreamArtist, WenDavid# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 171 ms | 8000 KB |
| 335773306 | Aug/27/2025 11:29 | LHaoooo | A - Environment-Friendly Travel | C++23 (GCC 14-64, msys2) | Accepted | 389 ms | 3100 KB |
| 351243099 | Nov/29/2025 19:32 | _Elaksher | A - Environment-Friendly Travel | C++23 (GCC 14-64, msys2) | Accepted | 108 ms | 10100 KB |
| 351157244 | Nov/29/2025 13:46 | الأكشر راحت عليه نومة: 0xEssam, _Tesla_# | A - Environment-Friendly Travel | C++23 (GCC 14-64, msys2) | Accepted | 139 ms | 10200 KB |
| 73241952 | Mar/14/2020 18:02 | Amandio | A - Environment-Friendly Travel | GNU C++11 | Accepted | 187 ms | 11100 KB |
| 72892347 | Mar/10/2020 15:38 | Ex-Jmokut | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 842 ms | 8400 KB |
| 173577372 | Sep/26/2022 15:36 | PeikeZ | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 2184 ms | 21200 KB |
| 92328562 | Sep/09/2020 10:23 | CSUACM2019: wawcac, csu8208181030, asdkjc# | A - Environment-Friendly Travel | GNU C++11 | Accepted | 358 ms | 20700 KB |
| 330813181 | Jul/25/2025 15:51 | Antektek | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 203 ms | 10600 KB |
| 81149025 | May/24/2020 11:33 | landwarship | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 264 ms | 40400 KB |
| 81149108 | May/24/2020 11:34 | landwarship | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 264 ms | 41500 KB |
| 94153517 | Sep/28/2020 20:38 | WTB: It_Wasnt_Me, Sonic_AR, Hamoudi# | A - Environment-Friendly Travel | C++17 (GCC 9-64) | Accepted | 186 ms | 8500 KB |
| 176993429 | Oct/19/2022 13:39 | vjudge1 | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 61 ms | 17300 KB |
| 205327389 | May/10/2023 15:41 | BestFemaleTeam: JenniferLing, AsukaSaito, csypt# | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 187 ms | 11600 KB |
| 177710400 | Oct/24/2022 05:27 | vjudge1 | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 140 ms | 20600 KB |
| 190042973 | Jan/21/2023 23:31 | vjudge2 | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 311 ms | 136600 KB |
| 360461308 | Jan/29/2026 14:34 | helping_so | A - Environment-Friendly Travel | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 5400 KB |
| 74365935 | Mar/26/2020 11:29 | _Mugiwara_ | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 373 ms | 45200 KB |
| 227827830 | Oct/12/2023 17:29 | Auroraa_# | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 561 ms | 72300 KB |
| 70691191 | Feb/09/2020 22:51 | vjudge3 | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 233 ms | 25800 KB |
| 157419333 | May/16/2022 20:54 | JAY: JohnGamal, Proofy, YassinWalid# | A - Environment-Friendly Travel | C++20 (GCC 11-64) | Accepted | 889 ms | 202100 KB |
| 86237071 | Jul/08/2020 04:29 | FedeNQ | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 78 ms | 10100 KB |
| 105188950 | Jan/24/2021 04:23 | ItbNoFukkatsu: donbasta, muhammadhasan01, Mastre# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 280 ms | 15300 KB |
| 108395568 | Feb/24/2021 14:45 | TonySky | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 561 ms | 61600 KB |
| 191701574 | Feb/02/2023 14:57 | dETHerminant: GRT_2018, paula, viktor.fukala# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 295 ms | 132000 KB |
| 153654030 | Apr/14/2022 18:20 | Mariam_Yasser | A - Environment-Friendly Travel | C++17 (GCC 9-64) | Accepted | 218 ms | 17200 KB |
| 72750402 | Mar/08/2020 22:18 | [UFC]Disqualified: PauloMiranda98, claro_henrique, DougNobrega# | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 218 ms | 23100 KB |
| 132300019 | Oct/18/2021 04:57 | UCI: Kosmo00, teruel# | A - Environment-Friendly Travel | C++17 (GCC 9-64) | Accepted | 93 ms | 18000 KB |
| 132954194 | Oct/24/2021 21:15 | desCE ouTro BaLÃo, MelAnCia!!@!1!: LeticiaFCS, fcw, Ciafrino# | A - Environment-Friendly Travel | C++17 (GCC 7-32) | Accepted | 1014 ms | 8400 KB |
| 133292128 | Oct/28/2021 01:21 | [IME] Lorem Ipsum Remastered: Deaga, hsnavarro, srgioreinier# | A - Environment-Friendly Travel | C++14 (GCC 6-32) | Accepted | 140 ms | 11800 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Oct/17/2026 02:31:19 (g2).
Desktop version, switch to mobile version.
Supported by
