We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
  • HackerRank Home
  • |
  • Prepare
  • Certify
  • Compete
  • Apply
  • Hiring developers?
  1. Prepare
  2. Data Structures

Data Structures

Tree: Preorder Traversal
EasyProblem Solving (Intermediate)Max Score: 10Success Rate: 98.31%

Tree: Postorder Traversal
EasyProblem Solving (Intermediate)Max Score: 10Success Rate: 99.36%

Tree: Inorder Traversal
EasyProblem Solving (Advanced)Max Score: 10Success Rate: 99.39%

Tree: Height of a Binary Tree
EasyProblem Solving (Advanced)Max Score: 10Success Rate: 96.49%

Tree : Top View
EasyProblem Solving (Advanced)Max Score: 20Success Rate: 61.80%

Tree: Level Order Traversal
EasyProblem Solving (Advanced)Max Score: 20Success Rate: 96.50%

Binary Search Tree : Insertion
EasyProblem Solving (Advanced)Max Score: 20Success Rate: 95.67%

Tree: Huffman Decoding
MediumProblem Solving (Intermediate)Max Score: 20Success Rate: 96.98%

Binary Search Tree : Lowest Common Ancestor
EasyProblem Solving (Advanced)Max Score: 30Success Rate: 93.38%

Swap Nodes [Algo]
MediumProblem Solving (Advanced)Max Score: 40Success Rate: 88.48%

Status
Skills
Difficulty
Subdomains
  • Blog
  • Scoring
  • Environment
  • FAQ
  • About Us
  • Helpdesk
  • Careers
  • Terms Of Service
  • Privacy Policy

Cookie support is required to access HackerRank

Seems like cookies are disabled on this browser, please enable them to open this website

An unexpected error occurred. Please try reloading the page. If problem persists, please contact support@hackerrank.com