To further enhance protection of personal data privacy, the Official Receiver’s Office (“ORO”) introduces additional requirements for access to the search service for the individual voluntary ...

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在字符串开头补充最少的字符，使得当前字符串成为回文串。 # 解法一 暴力 先判断整个字符串是不是回文串，如果是的话，就直接将当前字符串返回。不是的话，进行下一步。 判断去掉末尾 `1` 个字符的字符串是不是回文串，如果是的话，就将末尾的 `1` 个字符 ...