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这道题有问题吧它的prev标记的end不用下放都能过 我去网上找了一份AC代码，然后试了一组数据 1 2 ABCD BC ABC 网上的代码输出了0 显然不对 我觉得这道题真的是有问题啊……不下放prev标记就过了 望有人解答？？？ 还是我读题有问题？？？ Followed by: Post your reply here: |
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