Reverse Array
Easy
Reversing an array means rearranging the elements so that the first element becomes the last,
the second element becomes the second last, and so on.
Example 1
Input
arrs = [1, 4, 3, 2, 6, 5]
Output
[5, 6, 2, 3, 4, 1]
Explanation
The first element 1 moves to last position, the second element 4 moves to second-last and so on.
Example 2
Input
arr[] = [4, 5, 1, 2]
Output
[2, 1, 5, 4]
Explanation
The first element 4 moves to last position, the second element 5 moves to second last and so on. ,write for article
Constraints
1 <= n <= 10^5
-10^9 <= arr[i] <= 10^9
Hints:
Hint 1
Start with the straightforward approach, then optimize time or space if needed.
Author & Technical Reviewer
Technically reviewed by: ExamAdda Technical Review Team
Technical Reviewers, ExamAdda
Software engineers at ExamAdda who check every article's definitions, complexity claims and code examples before and after publishing.
Published
Jun 29, 2026
Last updated
Aug 6, 2026
Content Verification Methodology
Definitions and complexity claims were checked against authoritative computer-science references. Code examples were compiled and tested with standard, boundary and edge-case inputs.
Report a correction:editorial@examadda.org
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