# 3. Binary Search Tree

- [Insert Node in a Binary Search Tree](/algo/binary-tree/3.-binary-search-tree/insert-node-in-a-binary-search-tree.md): ID: 85; easy; 在二叉查找树中插入节点
- [Remove Node in Binary Search Tree](/algo/binary-tree/3.-binary-search-tree/remove-node-in-binary-search-tree.md): ID: 87; hard; 删除二叉查找树的节点
- [Validate Binary Search Tree](/algo/binary-tree/3.-binary-search-tree/validate-binary-search-tree.md): ID: 98; medium; 验证二叉查找树
- [Trim a Binary Search Tree](/algo/binary-tree/3.-binary-search-tree/trim-a-binary-search-tree.md): ID: 701; medium; 修剪二叉搜索树
- [Search Range in Binary Search Tree](/algo/binary-tree/3.-binary-search-tree/search-range-in-binary-search-tree.md): ID: 11; medium; 二叉查找树中搜索区间
- [Inorder Successor in BST](/algo/binary-tree/3.-binary-search-tree/inorder-successor-in-bst.md): ID: 448; medium; 二叉查找树的中序后继
- [Binary Search Tree Iterator](/algo/binary-tree/3.-binary-search-tree/binary-search-tree-iterator.md): ID: 86; hard; 二叉查找树迭代器
- [Recover Binary Search Tree](/algo/binary-tree/3.-binary-search-tree/recover-binary-search-tree.md): ID: 691; medium; 恢复二叉搜索树