MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

Learn moreOpportunities for recent engineering grads.

Apply Today**New to MATLAB?**

Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column.

Example:

Input = [1 2 3 4 5; 4 3 1 2 2]'

Output = [3 4 5 2 1]'

179 correct solutions
132 incorrect solutions

Last solution submitted on Aug 24, 2015

1 player likes this problem

2 Comments