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27. Remove Element | LeetCode Solution

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May 17, 2026
4:56

In this video, I solve LeetCode Problem 27 β€” Remove Element using an easy and beginner-friendly approach in C++. πŸ“Œ Problem Statement: Given an integer array nums and an integer val, remove all occurrences of val in-place and return the number of elements that are not equal to val. πŸ”Ή Example: Input: nums = [3,2,2,3], val = 3 Output: 2 Explanation: The first two elements of the array become [2,2]. The remaining elements are not important. πŸ’‘ In this solution, we will: Understand the in-place array modification concept Learn how to remove elements efficiently Use a simple two-pointer approach Write clean and optimized C++ code Analyze time and space complexity πŸš€ Perfect for beginners practicing: Arrays Two Pointer Technique LeetCode Easy Problems C++ DSA Preparation If you found this video helpful, make sure to Like πŸ‘, Share πŸ“€, and Subscribe πŸ”” for more coding and DSA content!

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27. Remove Element | LeetCode Solution | NatokHD