Level 1 · Question 4

Archived question

Try the question in your own editor, then check your output below.

THE QUESTION

Text from the official booklet. Refer to the PDF for original mathematical notation, formatting, and linked input files. Printed samples and inputs are reproduced as published.

Create a function that removes duplicates in a list and returns it as a new list.
Input:
List = [80942, 56301, 31458, 33949, 66355, 38743, 75119, 83391, 93763, 74128,
22457, 34728, 12229, 84762, 74128, 74128, 34225, 88818, 47599, 46639, 19287,
22457, 22902, 74128, 88818, 36443, 35746, 84289, 33949, 35746]

CHECK YOUR ANSWER

Try your answer.

Run your program in your own editor, then paste its output below. This checks the stated output; it does not assess your full program. Practice attempts do not affect competition scores.

Reveal worked answer

Your output · one valid answer

[80942, 56301, 31458, 33949, 66355, 38743, 75119, 83391, 93763, 74128, 22457, 34728, 12229, 84762, 34225, 88818, 47599, 46639, 19287, 22902, 36443, 35746, 84289]

Keep each distinct value once. The question does not require an ordering, so all orders are accepted.

Reveal supplied answers

From the supplied Intermediate answer key. Outputs are reproduced as provided.

Expected output

[80942, 56301, 31458, 33949, 66355, 38743, 75119, 83391, 93763, 74128, 22457, 34728, 12229, 84762, 34225, 88818, 47599, 46639, 19287, 22902, 36443, 35746, 84289]

Alternative output

[74128, 84762, 33949, 35746, 34728, 80942, 46639, 34225, 66355, 22457, 83391, 84289, 93763, 12229, 19287, 38743, 36443, 31458, 56301, 75119, 47599, 88818, 22902]

Source: GIC 2025 Intermediate Questions and the supplied Intermediate answer key, March 2025 archive.