Use a set to efficiently deduplicate a list while preserving order

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

Domain

Python

Difficulty

medium

Problem

Use a set to efficiently deduplicate a list while preserving order. Given items = [3, 1, 4, 1, 5, 9, 2, 6, 5, 3], iterate through and build a result list that contains each item only once, in order. Print the result.

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