→ About Contest
The 2007 ACM-ICPC East Central North America Regional Programming Contest (ACM-ICPC ECNA RPC) was held on Saturday November 10, 2007. We had 116 teams drawn from 67 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 |
|---|---|---|---|---|---|---|---|
| 361223624 | Feb/03/2026 06:56 | George2016 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 15 ms | 100 KB |
| 361091513 | Feb/02/2026 09:54 | George2016 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 0 KB |
| 361091204 | Feb/02/2026 09:52 | George2016 | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 31 ms | 0 KB |
| 361090728 | Feb/02/2026 09:48 | George2016 | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 1 | 0 ms | 0 KB |
| 361090607 | Feb/02/2026 09:47 | George2016 | A - CIVIC DILL MIX | GNU C11 | Compilation error | 0 ms | 0 KB |
| 343473570 | Oct/13/2025 09:19 | Gaozihao071216 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 326782465 | Jul/01/2025 13:30 | tomyyf | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 326782266 | Jul/01/2025 13:28 | tomyyf | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 77 ms | 0 KB |
| 326772512 | Jul/01/2025 12:16 | tomyyf | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 326772447 | Jul/01/2025 12:15 | tomyyf | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 15 ms | 100 KB |
| 326772135 | Jul/01/2025 12:13 | tomyyf | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 31 ms | 0 KB |
| 326772066 | Jul/01/2025 12:12 | tomyyf | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 326756307 | Jul/01/2025 10:23 | chenqingze | A - CIVIC DILL MIX | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 326754235 | Jul/01/2025 10:06 | chenqingze | A - CIVIC DILL MIX | C++23 (GCC 14-64, msys2) | Wrong answer on test 1 | 46 ms | 0 KB |
| 326724811 | Jul/01/2025 04:41 | Wesley_Sylvan | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 326724667 | Jul/01/2025 04:38 | Wesley_Sylvan | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 30 ms | 0 KB |
| 326668088 | Jun/30/2025 17:20 | sunny1024 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 62 ms | 0 KB |
| 326658710 | Jun/30/2025 16:03 | Playben | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 46 ms | 0 KB |
| 326656064 | Jun/30/2025 15:42 | zhuhaocheng | A - CIVIC DILL MIX | C++23 (GCC 14-64, msys2) | Accepted | 30 ms | 0 KB |
| 326655149 | Jun/30/2025 15:35 | ljm150620 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 326655110 | Jun/30/2025 15:35 | zhuhaocheng | A - CIVIC DILL MIX | C++23 (GCC 14-64, msys2) | Wrong answer on test 2 | 46 ms | 0 KB |
| 326655079 | Jun/30/2025 15:35 | Wesley_Sylvan | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 326654761 | Jun/30/2025 15:32 | vjudge.3 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 61 ms | 0 KB |
| 326650491 | Jun/30/2025 14:59 | Wesley_Sylvan | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 324364801 | Jun/14/2025 14:46 | M.Ibrahem | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 2 | 31 ms | 100 KB |
| 303903412 | Feb/01/2025 13:30 | ewufgcecjehcewc123 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 300263799 | Jan/09/2025 13:57 | Martin20141001 | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 31 ms | 800 KB |
| 300263482 | Jan/09/2025 13:54 | Martin20141001 | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 31 ms | 400 KB |
| 300258960 | Jan/09/2025 13:14 | Martin20141001 | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 62 ms | 400 KB |
| 282412869 | Sep/22/2024 05:36 | He_XY | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 270822897 | Jul/16/2024 09:56 | zhufangyi | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 270822235 | Jul/16/2024 09:51 | zhufangyi | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 1 | 31 ms | 0 KB |
| 270551854 | Jul/15/2024 04:14 | ls114514 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 30 ms | 100 KB |
| 270551680 | Jul/15/2024 04:11 | ls114514 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 2 | 46 ms | 100 KB |
| 270551609 | Jul/15/2024 04:10 | ls114514 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Runtime error on test 2 | 31 ms | 0 KB |
| 270551239 | Jul/15/2024 04:04 | ls114514 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 30 ms | 0 KB |
| 270551160 | Jul/15/2024 04:02 | ls114514 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 61 ms | 0 KB |
| 268867235 | Jul/05/2024 06:52 | zhongpeilin | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 200 KB |
| 268863720 | Jul/05/2024 06:09 | zhongpeilin | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 1 | 30 ms | 100 KB |
| 268862876 | Jul/05/2024 05:59 | zhongpeilin | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 46 ms | 200 KB |
| 268858419 | Jul/05/2024 05:04 | zhongpeilin | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 2 | 31 ms | 200 KB |
| 268857431 | Jul/05/2024 04:49 | owenytz | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 30 ms | 0 KB |
| 268857387 | Jul/05/2024 04:48 | owenytz | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Wrong answer on test 1 | 15 ms | 0 KB |
| 268798630 | Jul/04/2024 18:48 | Akitoya | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 200 KB |
| 268792422 | Jul/04/2024 18:11 | Akitoya | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Accepted | 46 ms | 0 KB |
| 268790947 | Jul/04/2024 18:01 | Akitoya | A - CIVIC DILL MIX | C++20 (GCC 13-64) | Memory limit exceeded on test 2 | 374 ms | 262100 KB |
| 268716684 | Jul/04/2024 09:03 | vjudge.1 | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 268709677 | Jul/04/2024 07:34 | He_XY | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 46 ms | 0 KB |
| 268709086 | Jul/04/2024 07:26 | He_XY | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Accepted | 77 ms | 0 KB |
| 268708832 | Jul/04/2024 07:23 | He_XY | A - CIVIC DILL MIX | C++17 (GCC 7-32) | Wrong answer on test 1 | 62 ms | 0 KB |
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