Two Pointers - Next Permutation problem -Coding

Master the famous Next Permutation problem using the Two Pointers approach and understand how lexicographical ordering works in arrays. Learn how to find the breakpoint, swap with the next greater element, and reverse the remaining part efficiently. This problem is widely asked in coding interviews and helps build strong problem-solving intuition for permutations. We’ll break down the logic step-by-step with dry runs, visual explanation, and optimized Java code. By the end, you’ll clearly understand why the algorithm works and how to solve it in O(n) time complexity. #NextPermutation #TwoPointers #DSA #CodingInterview #JavaProgramming #LeetCode #Algorithms #DataStructures #ProblemSolving #CodingPrep #TechInterview #LearnCoding #CompetitiveProgramming #InterviewPreparation #Programmers