- DSA Problems
Decode String Algorithm Solution
Java implementation of decode string problem with stack-based approach for handling nested encoded patterns.
- DSA Problems
Compare Version Numbers Java Solution
Complete Java implementation to compare version numbers with proper edge case handling and performance considerations.
- DSA Patterns
Subarray Sum Equals K Problem Solution
Complete Java implementation for finding subarrays with sum equal to target k, covering prefix sum approach with hashmap optimization.
- DSA Patterns
Merge Sorted Arrays Algorithm Solution
Complete Java implementation of merge sorted arrays with optimal time and space complexity analysis for FAANG technical interviews.
- DSA Problems
Group Anagrams Problem Solution
Complete Java implementation for grouping anagrams from a string array, including optimal approach and time/space complexity analysis.
- DSA Problems
Valid Palindrome Problem Solution
Complete Java implementation for validating palindromes with detailed complexity analysis and edge case handling.
- DSA Patterns
Two Sum Algorithm Solutions and Optimization Strategies
Comprehensive Java implementation of two sum problems including brute force, hash map, and two pointer approaches with time complexity analysis.
- DSA Problems
Merge Sorted Array Algorithm Solution
Complete Java implementation of merging two sorted arrays with optimal time and space complexity for FAANG coding interviews.
- DSA Problems
Majority Element Problem Solution
Complete Java implementation for finding the majority element in an array with O(n) time and O(1) space complexity using Boyer-Moore Voting Algorithm.
- DSA Problems
Move Zeroes Algorithm Solution
Complete Java implementation for moving all zeroes to the end of an array while maintaining relative order of non-zero elements.
- DSA Problems
Find All Numbers Disappeared in an Array Java Solution
Complete Java implementation for finding disappeared numbers in array with optimal time and space complexity analysis.
- DSA Problems
Two Sum Algorithm Solution and Implementation
Complete Java solution for the classic Two Sum coding problem with optimal time and space complexity analysis.
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