@ -627,7 +627,7 @@ Book* read1()
针对概要设计
C2:void ShowLibInfo(const Book* book, const Reader* reader);\\查询图书馆的总信息
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C3:void ShowLibBook(Book* book);\\查询图书馆藏书信息
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C4:Book* AddBook(Book* book);\\存入新书