Unique Values

A easy Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

easy

Problem

Before loading dimension values into the warehouse we deduplicate the input list. Remove duplicates while preserving the order of first appearance and return the result.

Practice This Problem

Solve this Python problem with real code execution. DataDriven runs your Python code in a sandboxed Docker environment and grades it instantly.