Problem 45162. Double all elements in the array

Created by Nhat Lam Nguyen

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Double all elements in the array

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2838 Solutions
1965 Solvers

Last Solution submitted on Oct 23, 2025

Last 200 Solutions

Problem Comments

3 Comments

3 Comments

ME on 8 Oct 2019

The solution to this problem doesn't make any sense!!!

William on 8 Oct 2019

If you are using the word "duplicate" to mean multiply by 2, then the correct answer is [2,4,6], not [1,4,6]

goc3 on 18 Mar 2021

The title and description have been clarified. Also, the test suite has been corrected and expanded.

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