Sort Array by Parity II in JavaScript | LeetCode Solution & Explanation

Описание: Learn how to sort an array so that even numbers appear at even indices and odd numbers appear at odd indices using JavaScript.
This video explains the LeetCode problem "Sort Array by Parity II" with a clear and easy-to-understand solution. We cover step-by-step implementation, logic, and example test cases. Perfect for coding interviews, JavaScript practice, and algorithm enthusiasts.

✅ Problem: Half of the integers in an array are odd, the other half are even. Arrange them so that even indices have even numbers and odd indices have odd numbers.
✅ Solution Approach: Two pointers technique (evenIndex & oddIndex)
✅ Complexity: O(n) time | O(n) space

Example:
Input: [4,2,5,7]
Output: [4,5,2,7]

Learn, Code, and Practice with this JavaScript tutorial!


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