- DSA Problems
Prefix Sum with Hash Map Patterns in Java
Comprehensive guide to solving array and subarray problems using prefix sum techniques with hash map optimizations for efficient runtime complexity.
- DSA Problems
Contains Duplicate Problem Solution
Complete Java implementation for detecting duplicate elements in an array with optimal time and space complexity analysis.
- 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
Product of Array Except Self Algorithm Solution
Complete Java implementation for the product of array except self problem with optimal time and space complexity analysis.
- 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 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
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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