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Array Reverse Without Helpers
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Array Reverse Without Helpers

EasyPython

Problem

Reverse an array without using built-in helper functions.

Implement reverse_array(nums) to reverse the input list in place and return the same list. Do not use reverse(), reversed(), slicing, or other built-in reversal helpers. The input may be empty and can contain integers.

Constraints

  • 0 <= nums.length <= 100
  • -10^9 <= nums[i] <= 10^9
  • The reversal must be performed in place.
  • Do not use reverse(), reversed(), slicing, or other built-in reversal helpers.

Function Signature

def reverse_array(nums):
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