| CSP-J 2026 自测（官方数据） |
|---|
| Contest is running |
| 6 days |
→ About Contest
题目列表可直接打开完整中文网页题面。中文 PDF、英文 PDF（非官方翻译版本）及补充样例可从右侧 Contest materials 下载。英文译本参照 CCF 官方试卷版式，题目版权归 CCF。 CCF CSP-J 2026, second round (31 October 2026). Four problems with official CCF/NOI test data. Complete Chinese web statements and an unofficial English PDF translation are available. Original duration: 210 minutes. Unofficial training mirror; problem copyrights belong to CCF.
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Problem B - 回文串 / string
Contest status
| # | When | Who | Problem | Lang | Verdict |
|---|---|---|---|---|---|
| 397680413 | Nov/07/2026 07:42 | goundq | B - 回文串 / string | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 397770684 | Nov/07/2026 19:16 | chenshuhhh | B - 回文串 / string | C++17 (GCC 7-32) | Perfect result: 100 points |
| 397642056 | Nov/06/2026 19:57 | sid20060329 | B - 回文串 / string | C++17 (GCC 7-32) | Perfect result: 100 points |
| 397676636 | Nov/07/2026 06:25 | bb1021yywx | B - 回文串 / string | C++20 (GCC 13-64) | Perfect result: 100 points |
| 397685245 | Nov/07/2026 08:57 | zhongjingxiang | B - 回文串 / string | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 397708586 | Nov/07/2026 12:49 | Programmer_CP | B - 回文串 / string | C++23 (GCC 14-64, msys2) | Perfect result: 100 points |
| 397709729 | Nov/07/2026 13:01 | ec23b1133 | B - 回文串 / string | Java 21 | Perfect result: 100 points |
| 397673157 | Nov/07/2026 05:37 | Ravex666 | B - 回文串 / string | C++20 (GCC 13-64) | Perfect result: 100 points |
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