Problem 2549. length of a vector

Created by Hananeh

Solve Later

Find twice the length of a given vector.

Solve

Solution Stats

1335 Solutions
772 Solvers

Last Solution submitted on Jan 06, 2026

Last 200 Solutions

Problem Comments

2 Comments

2 Comments

Paul Bower on 20 Jan 2025

For test case 2: x=[1 2 3]; shouldn't the answer be norm(x) which is approximately 3.74?

Christian Schröder on 20 Jan 2025

"length" here refers to the number of elements - and yes, the problem description could be clearer.

Solution Comments

Show comments

Problem Recent Solvers772

Suggested Problems

Return the Fibonacci Sequence

1493 Solvers
Back to basics 26 - Keywords

379 Solvers
Split a string into chunks of specified length

2042 Solvers
Solving Quadratic Equations (Version 1)

503 Solvers
Create a vector

11213 Solvers

More from this Author1

Evaluating a polynomial

377 Solvers

Problem Tags

Community Treasure Hunt

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

Start Hunting!