Problem 2879. Square the input

Given a scalar or vector x, return the square of each element.

Example

 x = [7 2]
 answer = [49 4]

Solve

Last solution submitted on Sep 19, 2019

Zikobrelli on 27 Jan 2015

There's a problem is test#2.
you should write x and y_correct as vectors / x=[2 3 4] --> y_correct=[4 9 16]

Guillaume on 27 Jan 2015

When you write your problem, there's a section to actually test your test suite. What not do that before publishing the problem?

Anupam Agarwal on 28 Jan 2015

Sorry for inconvenience... now i have learnt to create problems...