LeetCode | Task '283. Move Zeroes' | Python solution

283. Move Zeroes

Given an integer array nums, move all 0's to the end of it while maintaining the relative order of the non-zero elements.

Note that you must do this in-place without making a copy of the array.
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Example 1:

Input: nums = [0,1,0,3,12]
Output: [1,3,12,0,0]
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Example 2:

Input: nums = [0]
Output: [0]