- DSA Patterns
Variable-Size Sliding Windows in Java
Complete solution guide for variable-size sliding window techniques including two-pointer and deque-based approaches for dynamic window problems.
- DSA Patterns
Fixed-Size Sliding Window Techniques in Java
Master fixed-size window algorithms including maximum sum subarray, longest substring with k distinct characters, and optimal sliding window patterns for FAANG interviews.
- DSA Problems
Reverse String or Reverse Vowels of a String Problem
Complete Java solution for reversing strings and vowels with optimal time and space complexity analysis.
- DSA Patterns
Container With Most Water Algorithm Solution
Complete Java implementation of the container with most water problem using two-pointer technique with O(n) time and space complexity analysis.
- DSA Patterns
Longest Substring Without Repeating Characters
Comprehensive Java solution for finding the longest substring without repeating characters using sliding window technique with detailed complexity analysis and edge case handling.
- DSA Problems
Find the Index of the First Occurrence in a String
Learn to implement string matching algorithms including KMP and naive approaches to find the first occurrence of a substring in a string.
- DSA Patterns
Minimum Window Substring Problem Solution
Complete Java implementation of the sliding window technique for finding the minimum window substring containing all characters from a target string.
- DSA Patterns
Best Time to Buy and Sell Stock Algorithm Solutions
Comprehensive Java solutions for the classic stock trading problem including single transaction, multiple transactions, and cooldown constraints with optimal time and space complexity analysis.
- DSA Problems
Longest Substring Without Repeating Characters Algorithm
Efficient Java solution for finding the longest substring with all unique characters using sliding window technique.
- DSA Patterns
Maximum Subarray Problem Solution with Kadane's Algorithm
Complete Java implementation of maximum subarray problem using Kadane's algorithm with O(n) time and O(1) space complexity.
- DSA Problems
Best Time to Buy and Sell Stock Algorithm Solution
Complete Java implementation for maximizing profit from stock transactions with detailed time complexity analysis and trade-off considerations.
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