Problem 45162. Double all elements in the array

Created by Nhat Lam Nguyen

Solve Later

Double all elements in the array

Solve

Solution Stats

2837 Solutions
1964 Solvers

Last Solution submitted on Oct 22, 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.

Solution Comments

Show comments

Problem Recent Solvers1964

Suggested Problems

Find all elements less than 0 or greater than 10 and replace them with NaN

15689 Solvers
Dimensions of a rectangle

5598 Solvers
Find Logic 22

268 Solvers
Find Logic 26

221 Solvers
Calculate Parallel Resistance

744 Solvers

More from this Author7

Find the max element of the array

1948 Solvers
Calculate the average value of the elements in the array

1521 Solvers
Converts numbers into characters

1697 Solvers
to the 2 all elements

1659 Solvers
easy problem

224 Solvers

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!