linkedhashlist treelist
时间: 2023-10-29 14:04:55 浏览: 41
LinkedHashList and TreeList are two different data structures used in computer programming.
LinkedHashList is a data structure that combines the features of a linked list and a hash table. It maintains the insertion order of elements like a linked list, while also providing constant-time access to elements like a hash table. It achieves this by maintaining a doubly-linked list of nodes that contain both the key-value pairs and a hash code for each key. It also maintains an array of pointers to these nodes, allowing for constant-time access to any element in the list.
TreeList, on the other hand, is a data structure that combines the features of a binary search tree and a dynamic array. It maintains the ordering of elements like a binary search tree, while also providing constant-time access to elements like a dynamic array. It achieves this by representing the elements as nodes in a balanced binary search tree, where each node also contains information about the size of its subtree. It also maintains an array of pointers to these nodes, allowing for constant-time access to any element in the list.
Both data structures have their own advantages and disadvantages, and are used in different applications depending on the specific requirements.
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