Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Write a method to remove duplicate elements from an array without using uniq.

Medium

Problem Statement

Write a method to remove duplicate elements from an array without using uniq.

Sample Input

[1, 2, 2, 3, 4, 4, 5]

Sample Output

[1, 2, 3, 4, 5]

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
# Predefined array array = [1, 2, 2, 3, 4, 4, 5] # Your logic here
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Input
[1, 2, 2, 3, 4, 4, 5]
Expected Output
[1, 2, 3, 4, 5]