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请问这题的官方数据有没有问题?拿第一个case来说 babaabaabaaabaa bbbbabbaaaabab abbaabbb aaaaba 按照我的理解abbaabbb -> abbbbabbaaaababbaabbb，也就是把第一个b替换掉，这样就已经出现了aaaaba这个串，但为什么答案是NO? Followed by:
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