→ 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 I - Inverted Deck
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 75843724 | Apr/08/2020 17:24 | vjudge5 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1684 ms | 7900 KB |
| 340722282 | Sep/27/2025 11:42 | tas-bus-visur: Raivis, TeletubiGaim33, KrisjanisP# | I - Inverted Deck | C++23 (GCC 14-64, msys2) | Accepted | 1546 ms | 100 KB |
| 134365679 | Nov/05/2021 08:55 | ZJUT4: hzt770427, shordinger, Cujoh_Jolyne# | I - Inverted Deck | C++17 (GCC 9-64) | Accepted | 639 ms | 5100 KB |
| 79134327 | May/06/2020 14:27 | dplink | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 343 ms | 17900 KB |
| 124464225 | Aug/01/2021 03:49 | vjudge4 | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 452 ms | 11500 KB |
| 90656986 | Aug/22/2020 08:40 | vjudge2 | I - Inverted Deck | GNU C++11 | Accepted | 545 ms | 21700 KB |
| 76322661 | Apr/12/2020 15:10 | talseogang: middle_bound, NamuTree, gumgood# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 280 ms | 7800 KB |
| 79595467 | May/09/2020 23:31 | eishan | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1700 ms | 11500 KB |
| 124466165 | Aug/01/2021 04:56 | vjudge5 | I - Inverted Deck | GNU C++11 | Accepted | 186 ms | 7700 KB |
| 90815019 | Aug/24/2020 13:07 | jiangly | I - Inverted Deck | C++17 (GCC 9-64) | Accepted | 171 ms | 8100 KB |
| 72764028 | Mar/09/2020 07:49 | vjudge3 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 249 ms | 3900 KB |
| 73609457 | Mar/19/2020 00:23 | _Aragorn_ | I - Inverted Deck | GNU C++11 | Accepted | 2074 ms | 16000 KB |
| 74609627 | Mar/28/2020 09:07 | Bue World: mtsd, pachico, kopricky# | I - Inverted Deck | C++17 (GCC 9-64) | Accepted | 1933 ms | 23500 KB |
| 81430383 | May/26/2020 05:31 | WZYYN | I - Inverted Deck | C++17 (GCC 9-64) | Accepted | 717 ms | 15900 KB |
| 86299893 | Jul/08/2020 21:35 | linkson e thiago: nitor, lincoln# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 1653 ms | 15600 KB |
| 102477555 | Dec/27/2020 17:38 | nweeks | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 264 ms | 3900 KB |
| 111341255 | Mar/29/2021 14:25 | vjudge2 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1777 ms | 3900 KB |
| 286199184 | Oct/16/2024 12:37 | icpc2024: zohar.nagel, eden33335, ShirleyM# | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1390 ms | 100 KB |
| 90793887 | Aug/24/2020 07:07 | vjudge4 | I - Inverted Deck | GNU C++11 | Accepted | 576 ms | 7900 KB |
| 93158141 | Sep/19/2020 05:20 | NCTU_31.2: soulrrrrr, 890412jason, 9t.# | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 358 ms | 16100 KB |
| 125827907 | Aug/14/2021 11:02 | Flaming Tomatoes: vinfat, Yurushia# | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 265 ms | 7600 KB |
| 216531380 | Jul/31/2023 08:22 | Make Yonsei Great Again: coconut99, JYJin, Serendipity__# | I - Inverted Deck | C++20 (GCC 11-64) | Accepted | 187 ms | 3900 KB |
| 87055115 | Jul/17/2020 11:54 | vjudge1 | I - Inverted Deck | GNU C++11 | Accepted | 171 ms | 7700 KB |
| 94738086 | Oct/05/2020 08:29 | vjudge3 | I - Inverted Deck | GNU C++11 | Accepted | 202 ms | 7800 KB |
| 105114630 | Jan/23/2021 06:33 | XDU-mzb | I - Inverted Deck | C++17 (GCC 9-64) | Accepted | 1762 ms | 15700 KB |
| 245651245 | Feb/10/2024 02:00 | SATSKY_2025target_LGM | I - Inverted Deck | C++20 (GCC 11-64) | Accepted | 171 ms | 7800 KB |
| 72763929 | Mar/09/2020 07:45 | vjudge5 | I - Inverted Deck | GNU C++11 | Accepted | 171 ms | 4100 KB |
| 79894099 | May/12/2020 18:07 | Thecat | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 280 ms | 7800 KB |
| 110673844 | Mar/21/2021 20:05 | vjudge2 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1716 ms | 10600 KB |
| 80298192 | May/16/2020 12:12 | QingWow | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 1699 ms | 11700 KB |
| 135213140 | Nov/13/2021 07:02 | NTUDragons_Reborn: Long-.-Long, PetrNguyen, doccocaubai# | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 280 ms | 5000 KB |
| 108449648 | Feb/25/2021 08:56 | DraZxlNDdt# | I - Inverted Deck | GNU C++11 | Accepted | 2011 ms | 3900 KB |
| 156386983 | May/09/2022 09:40 | Misuki# | I - Inverted Deck | C++17 (GCC 9-64) | Accepted | 171 ms | 3900 KB |
| 70100907 | Feb/03/2020 02:15 | Combo: nonira321, milmillin, GoogleBot# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 234 ms | 4000 KB |
| 347412016 | Nov/04/2025 17:11 | aptrj# | I - Inverted Deck | PyPy 3-64 | Accepted | 421 ms | 113800 KB |
| 92434808 | Sep/10/2020 17:24 | Zhejiang U: Legilimens: oipotato, Subconscious, chenjb# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 249 ms | 4300 KB |
| 248708297 | Feb/28/2024 10:57 | sesc boys: OpiumCat, 8c433d971212bf42, meanlessnessener# | I - Inverted Deck | PyPy 3-64 | Accepted | 483 ms | 123700 KB |
| 70696438 | Feb/10/2020 02:04 | SuperJ6# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 265 ms | 3900 KB |
| 71174695 | Feb/15/2020 20:39 | bees: Bera, trungams, wwdd# | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 295 ms | 7800 KB |
| 90794045 | Aug/24/2020 07:11 | vjudge5 | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 234 ms | 7600 KB |
| 75843671 | Apr/08/2020 17:24 | BHwujiashuai1234 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1715 ms | 7800 KB |
| 106097635 | Jan/31/2021 14:45 | [UFMG] pãO(queijo): bernardo_amorim, emaneru# | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 280 ms | 3900 KB |
| 133099176 | Oct/25/2021 21:37 | ulrich6 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 295 ms | 8900 KB |
| 120705492 | Jun/27/2021 07:10 | vjudge1 | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 499 ms | 7800 KB |
| 130431866 | Oct/01/2021 08:22 | Dijkstra fight against Tesla: indogent, Tocaloid, fried-chicken# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 280 ms | 11500 KB |
| 182441945 | Nov/25/2022 12:28 | Toemmsche | I - Inverted Deck | C++17 (GCC 7-32) | Accepted | 1684 ms | 3900 KB |
| 99708853 | Nov/27/2020 14:13 | A Cup of Cappuccino: sgxsgx, NeuraXmy, Melacau# | I - Inverted Deck | GNU C++11 | Accepted | 2011 ms | 3900 KB |
| 209190242 | Jun/10/2023 14:44 | Miaumigos de Elza =^..^=: Gapzinho, beza# | I - Inverted Deck | C++20 (GCC 11-64) | Accepted | 156 ms | 7800 KB |
| 265874030 | Jun/15/2024 14:14 | GJ.Ro | I - Inverted Deck | C++20 (GCC 13-64) | Accepted | 202 ms | 4000 KB |
| 74603707 | Mar/28/2020 07:32 | snow39# | I - Inverted Deck | C++14 (GCC 6-32) | Accepted | 1653 ms | 11800 KB |
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