Given an unsorted array nums, reorder it in-place such that nums[0] <= nums[1] >= nums[2] <= nums[3]….
Example
Input: nums = [3,5,2,1,6,4]
Output: One possible answer is [3,5,1,6,2,4]
Code
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Given an unsorted array nums, reorder it in-place such that nums[0] <= nums[1] >= nums[2] <= nums[3]….
Input: nums = [3,5,2,1,6,4]
Output: One possible answer is [3,5,1,6,2,4]
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