→ About Contest
The 2004 ACM East Central North America Regional Programming Contest (ACM ECNA RPC) was held on Saturday November 6, 2004. We had 131 teams drawn from 72 colleges and universities throughout western Pennsylvania, Ohio, Michigan, eastern Ontario, and Indiana (excluding the Greater Chicago Metropolitan Area).
→ 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
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 151320718 | Mar/29/2022 13:52 | F99_ll_H21 | B - Anti-prime Sequences | C++14 (GCC 6-32) | Accepted | 685 ms | 2000 KB |
| 151320500 | Mar/29/2022 13:50 | F99_ll_H21 | B - Anti-prime Sequences | C++14 (GCC 6-32) | Wrong answer on test 1 | 15 ms | 2100 KB |
| 149770850 | Mar/16/2022 05:54 | _ajthreac_ | F - Team Rankings | C++14 (GCC 6-32) | Accepted | 0 ms | 0 KB |
| 149770844 | Mar/16/2022 05:53 | _ajthreac_ | F - Team Rankings | C++14 (GCC 6-32) | Wrong answer on test 1 | 0 ms | 0 KB |
| 149767677 | Mar/16/2022 04:05 | jucason_xu | B - Anti-prime Sequences | C++14 (GCC 6-32) | Accepted | 436 ms | 7900 KB |
| 149725844 | Mar/15/2022 17:25 | _ajthreac_ | A - Alphacode | C++14 (GCC 6-32) | Accepted | 0 ms | 7800 KB |
| 149725740 | Mar/15/2022 17:24 | _ajthreac_ | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 7800 KB |
| 149719635 | Mar/15/2022 16:35 | _ajthreac_ | F - Team Rankings | C++14 (GCC 6-32) | Accepted | 0 ms | 0 KB |
| 149718980 | Mar/15/2022 16:28 | _ajthreac_ | F - Team Rankings | C++14 (GCC 6-32) | Wrong answer on test 2 | 0 ms | 0 KB |
| 144850045 | Feb/01/2022 17:45 | CaoBaoHoangMSU | A - Alphacode | C++14 (GCC 6-32) | Accepted | 15 ms | 78300 KB |
| 144848574 | Feb/01/2022 17:32 | CaoBaoHoangMSU | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 1 | 0 ms | 78300 KB |
| 144848186 | Feb/01/2022 17:29 | CaoBaoHoangMSU | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 78300 KB |
| 144847150 | Feb/01/2022 17:20 | CaoBaoHoangMSU | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 78300 KB |
| 144846315 | Feb/01/2022 17:13 | CaoBaoHoangMSU | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 800 KB |
| 142423721 | Jan/12/2022 06:27 | Laurids | B - Anti-prime Sequences | C++14 (GCC 6-32) | Accepted | 1684 ms | 400 KB |
| 124827390 | Aug/04/2021 09:51 | vjudge5 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 483 ms | 4200 KB |
| 124826653 | Aug/04/2021 09:42 | vjudge1 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 483 ms | 4200 KB |
| 123854761 | Jul/26/2021 18:41 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Accepted | 93 ms | 11600 KB |
| 123854354 | Jul/26/2021 18:36 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 46 ms | 11600 KB |
| 123854285 | Jul/26/2021 18:35 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 78 ms | 11700 KB |
| 123854015 | Jul/26/2021 18:32 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Runtime error on test 2 | 15 ms | 3800 KB |
| 123843944 | Jul/26/2021 16:38 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 30 ms | 3800 KB |
| 123843737 | Jul/26/2021 16:35 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 30 ms | 3900 KB |
| 123843231 | Jul/26/2021 16:30 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 3900 KB |
| 123842010 | Jul/26/2021 16:17 | _Mohamed_khaled# | G - To and Fro | GNU C++11 | Accepted | 15 ms | 3800 KB |
| 123838132 | Jul/26/2021 15:35 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 30 ms | 3900 KB |
| 123837343 | Jul/26/2021 15:27 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 3900 KB |
| 123836359 | Jul/26/2021 15:16 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 31 ms | 4000 KB |
| 123835949 | Jul/26/2021 15:12 | Toruk_makto74# | A - Alphacode | C++17 (GCC 7-32) | Accepted | 31 ms | 3800 KB |
| 123835903 | Jul/26/2021 15:12 | Toruk_makto74# | A - Alphacode | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 123831959 | Jul/26/2021 14:31 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 4000 KB |
| 123831253 | Jul/26/2021 14:23 | _Mohamed_khaled# | A - Alphacode | GNU C++11 | Time limit exceeded on test 2 | 1000 ms | 3800 KB |
| 122207060 | Jul/12/2021 15:09 | vjudge5 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 498 ms | 4200 KB |
| 122206941 | Jul/12/2021 15:08 | vjudge2 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 467 ms | 4200 KB |
| 122202239 | Jul/12/2021 14:19 | vjudge3 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 468 ms | 4200 KB |
| 121810383 | Jul/09/2021 14:27 | vjudge2 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 483 ms | 400 KB |
| 121809038 | Jul/09/2021 14:09 | vjudge3 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 483 ms | 400 KB |
| 121808538 | Jul/09/2021 14:03 | vjudge5 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 483 ms | 400 KB |
| 121807612 | Jul/09/2021 13:52 | vjudge1 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 483 ms | 400 KB |
| 121806934 | Jul/09/2021 13:43 | vjudge2 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 468 ms | 400 KB |
| 121805706 | Jul/09/2021 13:26 | vjudge3 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 468 ms | 400 KB |
| 121799994 | Jul/09/2021 12:12 | vjudge1 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 468 ms | 400 KB |
| 121799550 | Jul/09/2021 12:06 | vjudge2 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 468 ms | 400 KB |
| 121799360 | Jul/09/2021 12:04 | vjudge2 | D - I Conduit! | GNU C++11 | Wrong answer on test 2 | 468 ms | 400 KB |
| 120944315 | Jun/30/2021 14:08 | vjudge3 | F - Team Rankings | GNU C++11 | Accepted | 15 ms | 0 KB |
| 120944284 | Jun/30/2021 14:07 | vjudge5 | F - Team Rankings | GNU C++11 | Wrong answer on test 1 | 15 ms | 0 KB |
| 117100004 | May/23/2021 16:49 | TShT# | E - Roll Playing Games | C++17 (GCC 7-32) | Accepted | 233 ms | 0 KB |
| 117099933 | May/23/2021 16:48 | TShT# | E - Roll Playing Games | C++17 (GCC 7-32) | Compilation error | 0 ms | 0 KB |
| 117099900 | May/23/2021 16:47 | TShT# | E - Roll Playing Games | C++17 (GCC 7-32) | Wrong answer on test 2 | 280 ms | 0 KB |
| 117099509 | May/23/2021 16:41 | TShT# | E - Roll Playing Games | C++17 (GCC 7-32) | Time limit exceeded on test 2 | 1000 ms | 0 KB |
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