→ 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 |
|---|---|---|---|---|---|---|---|
| 75452823 | Apr/04/2020 07:26 | mmmmmkj | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 7800 KB |
| 75452705 | Apr/04/2020 07:24 | vjudge5 | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 0 KB |
| 75452689 | Apr/04/2020 07:23 | vjudge2 | G - To and Fro | C++14 (GCC 6-32) | Accepted | 15 ms | 0 KB |
| 75452671 | Apr/04/2020 07:23 | heshuo. | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 0 KB |
| 75452636 | Apr/04/2020 07:22 | vjudge5 | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 0 KB |
| 75452632 | Apr/04/2020 07:22 | vjudge2 | G - To and Fro | C++17 (GCC 9-64) | Accepted | 15 ms | 0 KB |
| 75452625 | Apr/04/2020 07:22 | vjudge3 | A - Alphacode | C++14 (GCC 6-32) | Idleness limit exceeded on test 1 | 0 ms | 0 KB |
| 75452616 | Apr/04/2020 07:21 | vjudge5 | A - Alphacode | GNU C++11 | Accepted | 15 ms | 1800 KB |
| 75452614 | Apr/04/2020 07:21 | vjudge4 | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 800 KB |
| 75452611 | Apr/04/2020 07:21 | vjudge3 | A - Alphacode | C++14 (GCC 6-32) | Accepted | 15 ms | 52200 KB |
| 75452610 | Apr/04/2020 07:21 | vjudge2 | G - To and Fro | C++14 (GCC 6-32) | Accepted | 15 ms | 20100 KB |
| 75452604 | Apr/04/2020 07:21 | vjudge2 | A - Alphacode | C++17 (GCC 7-32) | Accepted | 15 ms | 100 KB |
| 75452599 | Apr/04/2020 07:21 | PPPOE | A - Alphacode | C++14 (GCC 6-32) | Accepted | 31 ms | 52200 KB |
| 75452516 | Apr/04/2020 07:19 | vjudge5 | G - To and Fro | C++17 (GCC 7-32) | Accepted | 15 ms | 1000 KB |
| 75452508 | Apr/04/2020 07:18 | heshuo. | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 15 ms | 100 KB |
| 75452505 | Apr/04/2020 07:18 | vjudge5 | G - To and Fro | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 75452498 | Apr/04/2020 07:18 | PPPOE | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 52200 KB |
| 75452494 | Apr/04/2020 07:18 | vjudge4 | A - Alphacode | GNU C++11 | Accepted | 15 ms | 900 KB |
| 75452462 | Apr/04/2020 07:17 | PPPOE | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 52200 KB |
| 75452431 | Apr/04/2020 07:16 | vjudge2 | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 1800 KB |
| 75452407 | Apr/04/2020 07:15 | vjudge2 | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 31 ms | 100 KB |
| 75452374 | Apr/04/2020 07:14 | vjudge1 | A - Alphacode | C++14 (GCC 6-32) | Accepted | 15 ms | 8800 KB |
| 75452336 | Apr/04/2020 07:13 | vjudge5 | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 31 ms | 100 KB |
| 75452333 | Apr/04/2020 07:13 | vjudge3 | G - To and Fro | C++17 (GCC 7-32) | Accepted | 15 ms | 0 KB |
| 75452297 | Apr/04/2020 07:12 | vjudge4 | G - To and Fro | C++14 (GCC 6-32) | Accepted | 15 ms | 2000 KB |
| 75452273 | Apr/04/2020 07:12 | vjudge3 | A - Alphacode | C++17 (GCC 7-32) | Runtime error on test 2 | 15 ms | 0 KB |
| 75452211 | Apr/04/2020 07:10 | vjudge4 | A - Alphacode | C++14 (GCC 6-32) | Wrong answer on test 2 | 15 ms | 8800 KB |
| 75452205 | Apr/04/2020 07:10 | vjudge1 | A - Alphacode | C++14 (GCC 6-32) | Accepted | 15 ms | 20100 KB |
| 75452197 | Apr/04/2020 07:10 | vjudge2 | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 1800 KB |
| 75452109 | Apr/04/2020 07:07 | vjudge5 | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 30 ms | 900 KB |
| 75452076 | Apr/04/2020 07:06 | vjudge3 | G - To and Fro | C++14 (GCC 6-32) | Accepted | 30 ms | 0 KB |
| 75452057 | Apr/04/2020 07:06 | vjudge4 | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 31 ms | 1800 KB |
| 75452028 | Apr/04/2020 07:05 | vjudge1 | A - Alphacode | C++17 (GCC 7-32) | Accepted | 30 ms | 8800 KB |
| 74597965 | Mar/28/2020 04:50 | papaco | G - To and Fro | GNU C++11 | Accepted | 15 ms | 7900 KB |
| 74597960 | Mar/28/2020 04:50 | papaco | A - Alphacode | GNU C++11 | Accepted | 30 ms | 7900 KB |
| 74597252 | Mar/28/2020 02:59 | papaco | A - Alphacode | GNU C++11 | Time limit exceeded on test 2 | 1000 ms | 7900 KB |
| 74597148 | Mar/28/2020 02:53 | papaco | A - Alphacode | GNU C++11 | Wrong answer on test 2 | 15 ms | 8200 KB |
| 74519414 | Mar/27/2020 05:30 | sinkingstar | A - Alphacode | C++17 (GCC 7-32) | Accepted | 15 ms | 400 KB |
| 74519115 | Mar/27/2020 05:22 | sinkingstar | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 31 ms | 300 KB |
| 74518853 | Mar/27/2020 05:15 | sinkingstar | A - Alphacode | C++17 (GCC 7-32) | Wrong answer on test 2 | 30 ms | 200 KB |
| 74513760 | Mar/27/2020 02:39 | sinkingstar | B - Anti-prime Sequences | C++17 (GCC 7-32) | Accepted | 451 ms | 100 KB |
| 74230404 | Mar/24/2020 21:12 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Accepted | 124 ms | 3500 KB |
| 74227264 | Mar/24/2020 20:35 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Runtime error on test 1 | 31 ms | 200 KB |
| 74226378 | Mar/24/2020 20:26 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Accepted | 108 ms | 2200 KB |
| 74226265 | Mar/24/2020 20:24 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Runtime error on test 2 | 109 ms | 1300 KB |
| 74226155 | Mar/24/2020 20:23 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Accepted | 93 ms | 2200 KB |
| 74225117 | Mar/24/2020 20:12 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Accepted | 358 ms | 2200 KB |
| 74223871 | Mar/24/2020 19:58 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Accepted | 139 ms | 2200 KB |
| 74222513 | Mar/24/2020 19:42 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Accepted | 139 ms | 2200 KB |
| 74205606 | Mar/24/2020 16:41 | nirum | D - I Conduit! | C++17 (GCC 7-32) | Wrong answer on test 2 | 155 ms | 1500 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: May/02/2026 06:09:26 (f1).
Desktop version, switch to mobile version.
Supported by
