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# Chapter 7. &nbsp; Tree

![Tree](../assets/covers/chapter_tree.jpg){ class="cover-image" }

!!! abstract

    The towering tree exudes a vibrant essence, boasting profound roots and abundant foliage, yet its branches are sparsely scattered, creating an ethereal aura.
    
    It shows us the vivid form of divide-and-conquer in data.
## Chapter contents

- [7.1 &nbsp; Binary tree](binary_tree.md)
- [7.2 &nbsp; Binary tree traversal](binary_tree_traversal.md)
- [7.3 &nbsp; Array Representation of tree](array_representation_of_tree.md)
- [7.4 &nbsp; Binary Search tree](binary_search_tree.md)
- [7.5 &nbsp; AVL tree *](avl_tree.md)
- [7.6 &nbsp; Summary](summary.md)
