Leetcode 31. Next permutation | GeeksforGeeks | Data Structure and Algorithms

Sep 10, 2025 · 3 min read · Me: “Okay, GfG / LeetCode - next permutation. I need the next lexicographically larger arrangement of this array (in-place). How do I do it?”Brain: “Easy. There's a greedy trick - find a pivot, swap with the smallest bigger element on its right, then...