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Day-16 set
2022-07-07 12:36:00 【Xiaobai shelter】
1. Array encapsulation
1.1 demand
Array operation , Relatively complex , You can't add or delete , When you need to add and delete, you need to create a new array , Copy the array , Or element shift , More trouble
therefore We encapsulate these add and delete operations
1.2 coded
2. iterator
3.List
3.1
3.2LinkedList
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