Binary Search Tree Problems
29 Binary Search Tree LeetCode problems · Browse tasks by difficulty and choose your next practice problem.
Learn the coding interview patterns behind these problems, including Binary Search Tree interview patterns.
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All Binary Search Tree problems
95 Unique Binary Search Trees II Medium96 Unique Binary Search Trees Medium98 Validate Binary Search Tree Medium99 Recover Binary Search Tree Medium108 Convert Sorted Array to Binary Search Tree Easy109 Convert Sorted List to Binary Search Tree Medium173 Binary Search Tree Iterator Medium230 Kth Smallest Element in a BST Medium235 Lowest Common Ancestor of a Binary Search Tree Medium449 Serialize and Deserialize BST Medium450 Delete Node in a BST Medium501 Find Mode in Binary Search Tree Easy530 Minimum Absolute Difference in BST Easy538 Convert BST to Greater Tree Medium653 Two Sum IV - Input is a BST Easy669 Trim a Binary Search Tree Medium700 Search in a Binary Search Tree Easy701 Insert into a Binary Search Tree Medium703 Kth Largest Element in a Stream Easy783 Minimum Distance Between BST Nodes Easy897 Increasing Order Search Tree Easy938 Range Sum of BST Easy1008 Construct Binary Search Tree from Preorder Traversal Medium1038 Binary Search Tree to Greater Sum Tree Medium1305 All Elements in Two Binary Search Trees Medium1373 Maximum Sum BST in Binary Tree Hard1382 Balance a Binary Search Tree Medium1569 Number of Ways to Reorder Array to Get Same BST Hard2476 Closest Nodes Queries in a Binary Search Tree Medium