Practice School Beta

LeetCode Q&A: Strings

String manipulation and pattern matching

Easy
15 problems
Medium
25 problems
Hard
8 problems

Common Strings Patterns

Common Patterns
  • Reverse a string
  • Check palindrome
  • Anagram detection
  • String rotation
Advanced Techniques
  • KMP algorithm
  • Z-algorithm
  • Rolling hash
  • Trie-based search

Coming Soon

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