Tree Coding Problems for Interviews Last Updated : 21 Sep, 2025 Comments Improve Suggest changes 72 Likes Like Report Here is the collection of the Top 50 list of frequently asked interview questions on Tree. Problems in this Article are divided into three Levels so that readers can practice according to the difficulty level step by step.Easy ProblemsHeight of Binary TreeDetermine if two trees are identicalMirror treeSymmetric Tree Checked for Balanced treeChildren Sum Parent Array to BST Nodes at given distance in a Binary TreeInorder Successor in BSTKth Largest Element in a BST Balance a BSTMedium ProblemsDiameter of treeCheck if subtree Check for BSTSingle Valued SubtreeUnique BSTs Zigzag Tree Traversal Vertical Traversal of a Binary TreeBoundary Traversal Construct Binary Tree from Preorder and Inorder Traversal Construct BST from preorder traversalMinimum distance between two nodesMaximum sum leaf to root pathOdd Even Level DifferenceLowest Common Ancestor of a Binary TreeAncestors in Binary TreeRemove BST keys outside the given rangePair with given target in BST BST to greater sum tree Maximum sum of non adjacent nodesLargest BST in a Binary TreeExtreme nodes in alternate order Connect nodes at same levelHard ProblemsSorted Linked List to BSTBinary Tree to Doubly Linked ListMaximum sum path between two leaf nodesK-Sum PathsNumber of turns in a binary treeMerge two BST’sFixing two nodes of a BSTBurn Binary Tree Clone binary tree with random pointer Related ArticlesDSA TutorialSystem Design Tutorial Array Coding Problems for InterviewsString Coding Problems for InterviewsDynamic Programming Coding Problems for InterviewsGraph Coding Problems for InterviewsSorting Coding Problems for InterviewsSearching Coding Problems for InterviewsBinary Search Tree Coding Problems for Interviews TREE PRACTICE PROBLEMS | Tree Traversal Algorithms | DSA Course Comment R RishabhPrabhu Follow 72 Improve R RishabhPrabhu Follow 72 Improve Article Tags : Tree DSA Interview-Questions GFG Sheets top-dsa-problems DSA Sheet +2 More Explore DSA FundamentalsLogic Building Problems 2 min read Analysis of Algorithms 1 min read Data StructuresArray Data Structure 3 min read String in Data Structure 2 min read Hashing in Data Structure 2 min read Linked List Data Structure 2 min read Stack Data Structure 2 min read Queue Data Structure 2 min read Tree Data Structure 2 min read Graph Data Structure 3 min read Trie Data Structure 15+ min read AlgorithmsSearching Algorithms 2 min read Sorting Algorithms 3 min read Introduction to Recursion 14 min read Greedy Algorithms 3 min read Graph Algorithms 3 min read Dynamic Programming or DP 3 min read Bitwise Algorithms 4 min read AdvancedSegment Tree 2 min read Binary Indexed Tree or Fenwick Tree 15 min read Square Root (Sqrt) Decomposition Algorithm 15+ min read Binary Lifting 15+ min read Geometry 2 min read Interview PreparationInterview Corner 3 min read GfG160 3 min read Practice ProblemGeeksforGeeks Practice - Leading Online Coding Platform 6 min read Problem of The Day - Develop the Habit of Coding 5 min read Like