Practice School Beta

LeetCode Q&A: Linked Lists

Linked list operations and patterns

Easy
15 problems
Medium
25 problems
Hard
8 problems

Common Linked Lists Patterns

Traversal Patterns
  • Single traversal
  • Two pointer (slow/fast)
  • Reverse traversal
  • Level-by-level
Modification Patterns
  • Insert/Delete nodes
  • Reverse a list
  • Merge sorted lists
  • Cycle detection

Coming Soon

Detailed solutions with multiple approaches, time/space complexity analysis, and video explanations.