Array Reverse Without Helpers | Dataford Interview Questions

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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Problem

Reverse an array without using built-in helper functions.

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):

Your question is Array Reverse Without Helpers. Start with the requirements in the Question tab.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.