Stage 1 — Fundamentals/Complexity Analysis
Practice Problems: Complexity Analysis
Easy 8 min read
Practice Problems: Complexity Analysis
Introduction
This hub offers a curated selection of practice problems designed to solidify your understanding of complexity analysis. Each problem provides an opportunity to apply concepts like Big O notation, analyze algorithmic trade-offs, and practice optimizing solutions for both time and space efficiency. Focus on identifying optimal approaches and understanding why certain solutions outperform others.
Practice Problems
(See Practice Problems index below)
Implementations
Practice Problems
| LeetCode Problem | ID | Difficulty | Pattern | Official Link | Leet Vision Solution |
|---|---|---|---|---|---|
| Two Sum | 1 | Easy | Array Manipulation, Hash Table, Brute Force vs. Optimized Search | Solve on LeetCode ↗ | Video Solution ↗ |
| Maximum Subarray | 53 | Medium | Dynamic Programming, Array Manipulation, Kadane's Algorithm | Solve on LeetCode ↗ | Video Solution ↗ |
| Container With Most Water | 11 | Medium | Two Pointers, Array Manipulation, Greedy Approach | Solve on LeetCode ↗ | Video Solution ↗ |
| Longest Substring Without Repeating Characters | 3 | Medium | Sliding Window, Hash Set/Map, String Manipulation | Solve on LeetCode ↗ | Video Solution ↗ |
| Binary Search | 704 | Easy | Binary Search, Divide and Conquer, Sorted Arrays | Solve on LeetCode ↗ | Video Solution ↗ |
| Merge Two Sorted Lists | 21 | Easy | Linked List, Recursion, Iteration | Solve on LeetCode ↗ | Video Solution ↗ |
| Number of Islands | 200 | Medium | Graph Traversal, DFS/BFS, Matrix Manipulation | Solve on LeetCode ↗ | Video Solution ↗ |