- 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
Detecting Cycles in Linked Lists Using Floyd's Algorithm
Learn to detect cycles in singly linked lists using the fast-slow pointer technique 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.
- DSA Problems
Longest Repeating Character Replacement Algorithm
Learn to find the maximum length of a substring that can be made with at most k replacements to make all characters the same.
- DSA Problems
Subarrays with K Different Integers
Learn to count subarrays containing exactly K distinct integers using sliding window technique with detailed Java implementation.
- DSA Problems
Max Consecutive Ones III Java Solution with Sliding Window
Complete Java implementation for finding maximum consecutive ones with at most k flips, using sliding window technique with O(n) time and space complexity.
- DSA Problems
Minimum Window Substring Problem Solution
Complete Java implementation of the minimum window substring algorithm using sliding window technique with O(m+n) time complexity.
- DSA Problems
Permutation in String Algorithm Solution
Complete Java implementation for checking if one string contains a permutation of another string using sliding window technique.
- 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 Problems
Three Sum Problem Solution and Algorithm Analysis
Complete Java implementation of the three sum algorithm with optimal time complexity and space considerations for FAANG interviews.
- 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.
#Two Pointers
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