→ 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 A - Average Rank
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 93384623 | Sep/21/2020 10:23 | wdzeng | A - Average Rank | C++17 (GCC 7-32) | Accepted | 1825 ms | 11700 KB |
| 331247177 | Jul/28/2025 08:40 | Serendipity23 | A - Average Rank | C++20 (GCC 13-64) | Accepted | 828 ms | 31400 KB |
| 94477223 | Oct/02/2020 13:09 | HuoDui: funer, githubofhuo, KZNS# | A - Average Rank | C++14 (GCC 6-32) | Accepted | 577 ms | 17600 KB |
| 181842237 | Nov/21/2022 08:22 | youiaOO | A - Average Rank | C++17 (GCC 7-32) | Accepted | 685 ms | 31300 KB |
| 193740571 | Feb/15/2023 19:40 | UPC-2: JavierN, Victoriano012, izanbf# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 826 ms | 20400 KB |
| 212367943 | Jul/06/2023 16:59 | gabmei | A - Average Rank | C++17 (GCC 9-64) | Accepted | 701 ms | 8200 KB |
| 82380900 | Jun/03/2020 12:24 | NoName: WillyPillow, ltf0501, iaNTU# | A - Average Rank | C++17 (GCC 9-64) | Accepted | 764 ms | 12500 KB |
| 93388767 | Sep/21/2020 11:36 | wdzeng | A - Average Rank | C++17 (GCC 7-32) | Accepted | 1856 ms | 9400 KB |
| 90656234 | Aug/22/2020 08:29 | vjudge2 | A - Average Rank | GNU C++11 | Accepted | 2277 ms | 17900 KB |
| 90770982 | Aug/23/2020 19:06 | vjudge5 | A - Average Rank | GNU C++11 | Accepted | 514 ms | 17900 KB |
| 203670792 | Apr/27/2023 16:42 | vegeone | A - Average Rank | C++14 (GCC 6-32) | Accepted | 2917 ms | 30500 KB |
| 333754349 | Aug/13/2025 09:48 | vjudge.4 | A - Average Rank | C++20 (GCC 13-64) | Accepted | 936 ms | 140900 KB |
| 74706340 | Mar/29/2020 11:03 | zjut4: Hartley, shk001, tudouuuuu# | A - Average Rank | C++14 (GCC 6-32) | Accepted | 685 ms | 9400 KB |
| 90001582 | Aug/15/2020 11:30 | ikai: morestep999, DragonDavion, CJSHP# | A - Average Rank | GNU C++11 | Accepted | 483 ms | 14100 KB |
| 108333051 | Feb/23/2021 21:04 | SNS_2: andreaemonti, pako1609, Ventu06# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 1387 ms | 21700 KB |
| 182585260 | Nov/26/2022 06:13 | Orzity: nor, Everule, Adam_GS# | A - Average Rank | C++20 (GCC 11-64) | Accepted | 655 ms | 35500 KB |
| 90676001 | Aug/22/2020 12:48 | Alchemist0 | A - Average Rank | C++17 (GCC 7-32) | Accepted | 1060 ms | 23600 KB |
| 124227860 | Jul/30/2021 08:12 | palilo | A - Average Rank | C++17 (GCC 9-64) | Accepted | 576 ms | 11300 KB |
| 70102415 | Feb/03/2020 03:44 | Combo: nonira321, milmillin, GoogleBot# | A - Average Rank | C++14 (GCC 6-32) | Accepted | 608 ms | 20300 KB |
| 94127634 | Sep/28/2020 15:50 | SmartvV | A - Average Rank | GNU C++11 | Accepted | 3415 ms | 9400 KB |
| 126515498 | Aug/20/2021 11:12 | kitalekita | A - Average Rank | C++17 (GCC 9-64) | Accepted | 1154 ms | 31600 KB |
| 221085351 | Aug/30/2023 16:08 | vjudge3 | A - Average Rank | C++20 (GCC 11-64) | Accepted | 733 ms | 14100 KB |
| 126515730 | Aug/20/2021 11:15 | kitalekita | A - Average Rank | C++17 (GCC 9-64) | Accepted | 1122 ms | 31600 KB |
| 72139683 | Mar/01/2020 10:49 | QAQ: xzsunbest, ExiLe_ReDempTion, Hamsterw# | A - Average Rank | C++14 (GCC 6-32) | Accepted | 655 ms | 23500 KB |
| 71473267 | Feb/20/2020 08:11 | vjudge5 | A - Average Rank | MS C++ 2017 | Accepted | 1918 ms | 28300 KB |
| 78354486 | Apr/28/2020 10:01 | Retired: Prime21, chielo, Toxel# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 701 ms | 14200 KB |
| 94630530 | Oct/04/2020 12:09 | Plalyy | A - Average Rank | C++17 (GCC 7-32) | Accepted | 1777 ms | 9400 KB |
| 96979784 | Oct/28/2020 12:29 | vjudge1 | A - Average Rank | GNU C++11 | Accepted | 545 ms | 14100 KB |
| 221820384 | Sep/04/2023 16:23 | vjudge2 | A - Average Rank | C++20 (GCC 11-64) | Accepted | 1559 ms | 14100 KB |
| 217603958 | Aug/07/2023 16:01 | bkd | A - Average Rank | C++17 (GCC 7-32) | Accepted | 655 ms | 14100 KB |
| 221820251 | Sep/04/2023 16:22 | sushaying | A - Average Rank | C++20 (GCC 11-64) | Accepted | 1513 ms | 14100 KB |
| 115828706 | May/10/2021 06:02 | UPsolving: tiojuan, kishtarn, GustavoMG# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 764 ms | 15400 KB |
| 90065387 | Aug/16/2020 10:40 | FlaMinG0: V4yne, kaffuchino, FrogG_YLH# | A - Average Rank | GNU C++11 | Accepted | 1372 ms | 28400 KB |
| 94127308 | Sep/28/2020 15:46 | MNNU: Carered, SmartvV, GsjzTle# | A - Average Rank | GNU C++11 | Accepted | 3540 ms | 9400 KB |
| 333754267 | Aug/13/2025 09:47 | QYL66 | A - Average Rank | C++20 (GCC 13-64) | Accepted | 999 ms | 140900 KB |
| 72622810 | Mar/07/2020 10:59 | vjudge4 | A - Average Rank | GNU C++11 | Accepted | 1482 ms | 22400 KB |
| 108454700 | Feb/25/2021 10:15 | DraZxlNDdt# | A - Average Rank | GNU C++11 | Accepted | 530 ms | 13900 KB |
| 105149863 | Jan/23/2021 15:25 | TumLE: zhKing, LJIONG, Fyind# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 701 ms | 21300 KB |
| 71762630 | Feb/24/2020 15:28 | ？: Suika_predator, lxlxl# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 670 ms | 25700 KB |
| 239065742 | Dec/27/2023 14:14 | Unlimited Power: Millad, Bob, Mohammadreza_mz# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 888 ms | 10400 KB |
| 90814984 | Aug/24/2020 13:07 | littlelittlezhang | A - Average Rank | GNU C++11 | Accepted | 499 ms | 16700 KB |
| 94746796 | Oct/05/2020 10:45 | vjudge3 | A - Average Rank | C++17 (GCC 7-32) | Accepted | 717 ms | 14100 KB |
| 99249956 | Nov/22/2020 15:13 | Red Sun: cycleke, VenchiJiang, Youngsc# | A - Average Rank | C++14 (GCC 6-32) | Accepted | 920 ms | 10600 KB |
| 337718678 | Sep/09/2025 10:53 | capi palpi: ezluci, Razvan_Rotaru, jeromah# | A - Average Rank | C++17 (GCC 7-32) | Accepted | 859 ms | 43100 KB |
| 135221923 | Nov/13/2021 09:02 | NTUDragons_Reborn: Long-.-Long, PetrNguyen, doccocaubai# | A - Average Rank | C++17 (GCC 9-64) | Accepted | 654 ms | 32500 KB |
| 333870996 | Aug/14/2025 07:00 | aftabroushad711 | A - Average Rank | C++17 (GCC 7-32) | Accepted | 796 ms | 5600 KB |
| 73135454 | Mar/13/2020 14:32 | Anadi# | A - Average Rank | C++14 (GCC 6-32) | Accepted | 935 ms | 27400 KB |
| 73122824 | Mar/13/2020 09:20 | ???: mengbierr, aison# | A - Average Rank | GNU C++11 | Accepted | 327 ms | 11700 KB |
| 94743202 | Oct/05/2020 09:52 | peterwuyihong | A - Average Rank | GNU C++11 | Accepted | 327 ms | 11800 KB |
| 178889279 | Nov/01/2022 22:23 | osladky# | A - Average Rank | C++20 (GCC 11-64) | Accepted | 763 ms | 11800 KB |
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