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Library management system, how to use two arrays together
2022-02-02 21:44:46 【CSDN Q & A】
To guide the fourth point, how to write the method of searching books by book number , Do you want to define two arrays , If it is how to use the book number to query books
Refer to the answer 1：
Refer to the answer 2：
author[CSDN Q & A],Please bring the original link to reprint, thank you.
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