→ 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.
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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 D - Disposable Switches
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 70126150 | Feb/03/2020 12:38 |
 Netherlands git merge -s octopus solution cup Leiden University |
D - Disposable Switches | Unknown | Accepted | 0 ms | 0 KB |
| 70126220 | Feb/03/2020 12:38 |
Treevial University of Cambridge |
D - Disposable Switches | Unknown | Accepted | 0 ms | 0 KB |
| 81931601 | May/30/2020 06:51 | vjudge1 | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 499 ms | 36200 KB |
| 81838329 | May/29/2020 04:30 | vjudge1 | D - Disposable Switches | C++17 (GCC 9-64) | Accepted | 358 ms | 36300 KB |
| 81839673 | May/29/2020 05:07 | vjudge2 | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 888 ms | 36000 KB |
| 143399625 | Jan/20/2022 11:33 | War Wolf: 2sozx, JJLeo, Bazoka13# | D - Disposable Switches | C++20 (GCC 11-64) | Accepted | 452 ms | 38900 KB |
| 244788683 | Feb/04/2024 10:22 | UESTC_HellBurnsGreen: hl666, QHJ123456, lh3k# | D - Disposable Switches | C++20 (GCC 11-64) | Accepted | 529 ms | 64100 KB |
| 143404628 | Jan/20/2022 12:26 | Poor Math: Serval, 200815147, Oshwiciqwqq# | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 686 ms | 35600 KB |
| 94912274 | Oct/08/2020 15:37 | Naraka | D - Disposable Switches | GNU C++11 | Accepted | 686 ms | 52900 KB |
| 134606084 | Nov/07/2021 21:02 | Manci | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 655 ms | 54100 KB |
| 79453610 | May/09/2020 13:29 | 4790iop | D - Disposable Switches | GNU C++11 | Accepted | 670 ms | 56700 KB |
| 129912831 | Sep/26/2021 12:46 | KAIST: DO Solve: Serin, est_stella, Onjo# | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 468 ms | 39900 KB |
| 81852249 | May/29/2020 09:08 | vjudge2 | D - Disposable Switches | GNU C++11 | Accepted | 1747 ms | 77400 KB |
| 84280619 | Jun/19/2020 02:47 | crystaalroo | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 888 ms | 36800 KB |
| 181275704 | Nov/17/2022 10:27 | std_abs: syl123456, abc864197532, BurnedChicken# | D - Disposable Switches | C++20 (GCC 11-64) | Accepted | 264 ms | 46200 KB |
| 79633636 | May/10/2020 12:01 | ws_zzyer | D - Disposable Switches | GNU C++11 | Accepted | 826 ms | 51500 KB |
| 122423812 | Jul/14/2021 12:05 | lijiafan678 | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 655 ms | 56700 KB |
| 95915080 | Oct/18/2020 17:52 | Ostmbh | D - Disposable Switches | GNU C++11 | Accepted | 702 ms | 53000 KB |
| 90865509 | Aug/25/2020 06:48 | vjudge4 | D - Disposable Switches | GNU C++11 | Accepted | 1075 ms | 109000 KB |
| 127891221 | Sep/05/2021 09:49 | 追光者: WenDavid552, reltiH233, superguymj# | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 577 ms | 39300 KB |
| 82386650 | Jun/03/2020 13:36 | NoName: WillyPillow, ltf0501, iaNTU# | D - Disposable Switches | C++17 (GCC 9-64) | Accepted | 296 ms | 39800 KB |
| 72291355 | Mar/03/2020 11:11 | SYSU_unhindered: kqp, Zayin, PureWhite# | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 436 ms | 37700 KB |
| 265555240 | Jun/13/2024 05:45 | Sung.An | D - Disposable Switches | C++20 (GCC 13-64) | Accepted | 296 ms | 36000 KB |
| 265555340 | Jun/13/2024 05:47 | GJ.Ro | D - Disposable Switches | C++20 (GCC 13-64) | Accepted | 296 ms | 36000 KB |
| 100803657 | Dec/10/2020 06:46 | Chinchila | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 889 ms | 32900 KB |
| 73144393 | Mar/13/2020 17:21 | Anadi# | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 685 ms | 36200 KB |
| 81847718 | May/29/2020 08:02 | vjudge1 | D - Disposable Switches | C++17 (GCC 9-64) | Accepted | 3416 ms | 226600 KB |
| 216813106 | Aug/02/2023 10:53 | coconut99 | D - Disposable Switches | C++20 (GCC 11-64) | Accepted | 295 ms | 71700 KB |
| 332697112 | Aug/06/2025 21:38 | tarche | D - Disposable Switches | C++20 (GCC 13-64) | Accepted | 468 ms | 31100 KB |
| 121873784 | Jul/10/2021 09:04 | vjudge3 | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 1185 ms | 31800 KB |
| 211780910 | Jul/02/2023 05:22 | matthewmorales401 | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 1045 ms | 32400 KB |
| 76244439 | Apr/11/2020 10:51 | NULL (2019): Xiejiadong, stonemasons, Kilo_5723# | D - Disposable Switches | GNU C++11 | Accepted | 546 ms | 36000 KB |
| 74599613 | Mar/28/2020 05:44 | Lius | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 1013 ms | 32300 KB |
| 100806968 | Dec/10/2020 08:29 | Chinchila | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 1309 ms | 32900 KB |
| 90656356 | Aug/22/2020 08:31 | vjudge5 | D - Disposable Switches | GNU C++11 | Accepted | 764 ms | 40500 KB |
| 82364365 | Jun/03/2020 08:59 | UESTC_UnlimitedBladeWorks: Mstdream, qhqh, Forsaken2021# | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 763 ms | 36700 KB |
| 286580529 | Oct/18/2024 19:23 | MOUFLESS | D - Disposable Switches | C++20 (GCC 13-64) | Accepted | 546 ms | 36200 KB |
| 81427598 | May/26/2020 03:54 | WZYYN | D - Disposable Switches | C++17 (GCC 9-64) | Accepted | 327 ms | 47900 KB |
| 311120650 | Mar/17/2025 19:07 | the_rizzler | D - Disposable Switches | C++20 (GCC 13-64) | Accepted | 358 ms | 36500 KB |
| 99625109 | Nov/26/2020 12:28 | ASM_TEAM: jjikkollp, Hello_BABY_OvO, NaVi_Simple# | D - Disposable Switches | GNU C++11 | Accepted | 951 ms | 32700 KB |
| 82421963 | Jun/03/2020 20:25 | Nanored | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 639 ms | 33000 KB |
| 132971907 | Oct/25/2021 05:30 | _Viole_ | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 982 ms | 33400 KB |
| 92447929 | Sep/10/2020 20:12 | Zhejiang U: Legilimens: oipotato, Subconscious, chenjb# | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 452 ms | 48200 KB |
| 244274831 | Jan/31/2024 17:25 | AllSolvedin1557: kwoncycle, leo020630, petamingks# | D - Disposable Switches | C++20 (GCC 11-64) | Accepted | 343 ms | 43700 KB |
| 120715379 | Jun/27/2021 10:25 | vjudge5 | D - Disposable Switches | GNU C++11 | Accepted | 1762 ms | 205300 KB |
| 125786841 | Aug/13/2021 20:36 | Heltion: Sugar_fan# | D - Disposable Switches | C++17 (GCC 9-64) | Accepted | 327 ms | 73400 KB |
| 74783013 | Mar/30/2020 06:52 | MarcosK | D - Disposable Switches | C++14 (GCC 6-32) | Accepted | 966 ms | 64600 KB |
| 122424798 | Jul/14/2021 12:17 | lijiafan678 | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 670 ms | 52200 KB |
| 133534945 | Oct/29/2021 21:35 | Oxford Old man: docriz, HackerMonk, hychyc# | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 1263 ms | 35300 KB |
| 71623910 | Feb/22/2020 19:48 | Origenes# | D - Disposable Switches | C++17 (GCC 7-32) | Accepted | 670 ms | 40400 KB |
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