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

Learn moreOpportunities for recent engineering grads.

Apply TodayGiven a matrix of scalars, find the first occurrence of -1 in each column. Output NaN for a column which does not contain the value. For example

input =

0 0 0 0 -1 -1 0 1 -1 1 0 -1 0 0 0 1

Find row number of first instance of -1 in each column

output = [2 2 NaN 3]

28 correct solutions
17 incorrect solutions

Last solution submitted on Jan 20, 2015