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Grokking the Coding Interview Patterns in Python

Solution: Move Zeroes

Understand how to use the two pointers method to efficiently move all zeros to the end of an integer array while preserving the order of non-zero elements. This lesson teaches an in-place algorithm with linear time complexity and constant space usage, helping you solve array reordering problems common in coding interviews.

We'll cover the following...

Statement

Given an integer array, nums, rearrange the elements such that all 0′s0's are moved to the end of the array, while the relative order of all non-zero elements is preserved.

Note: The operation must be performed in-place, without creating a copy of the array.

Constraints:

  • 1≤1 \leq nums.length ≤104\leq 10^4 ...