- DSA Problems
Copy List with Random Pointer Algorithm Solution
Complete Java implementation for copying a linked list with random pointers, including hash map and interweaving approaches with time and space complexity analysis.
- DSA Problems
Add Two Numbers Linked List Solution
Complete Java implementation for adding two numbers represented as linked lists with detailed complexity analysis and edge case handling.
- DSA Patterns
Sliding Window Maximum Problem Solution
Complete Java implementation of the sliding window maximum problem using deque data structure with O(n) time and space complexity analysis.
- DSA Problems
Reorder List Algorithm Solution
Complete Java implementation for reordering a singly linked list by splitting and interleaving nodes.
- DSA Patterns
Monotonic Deque Implementation and Applications
Complete Java solution for monotonic queue using deque with detailed complexity analysis and practical applications.
- DSA Problems
Remove Nth Node From End of List Java Solution
Complete Java implementation for removing the nth node from the end of a linked list with optimal time and space complexity.
- DSA Problems
Merge Two Sorted Lists Algorithm Solution
Complete Java implementation for merging two sorted linked lists with optimal time and space complexity analysis.
- DSA Problems
Reverse Linked List Algorithm Solutions
Comprehensive Java implementation of reverse linked list with iterative and recursive approaches, including time complexity analysis and practical considerations for FAANG interviews.
- DSA Patterns
Valid Parentheses Problem Solution
Complete Java implementation for validating balanced parentheses using stack data structure with time and space complexity analysis.
- DSA Patterns
Reorder Linked List - Rotate and Rearrange Algorithm
Complete Java solution for rotating and reordering linked lists with optimal time and space complexity analysis.
- DSA Problems
Product of Array Except Self Solution
Efficient Java implementation for calculating product of array elements except self with O(1) space complexity
- DSA Patterns
Remove Nth Node from End of Linked List
Complete Java solution for removing the nth node from the end of a linked list using two-pointer technique with O(n) time and O(1) space complexity.
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