Write a function that returns that number of rows in a vector or matrix x
x = [1; 2; 3]
output = 3
Reverse Run-Length Encoder
Side of an equilateral triangle
Find the dimensions of a matrix
Matlab Basics II - Extract last 3 elements of a vector
Matlab Basics II - Find the roots of a function
Matlab Basics II - squares
Matlab Basics - Assigning Variables
Matlab Basics II - Max & Index of Max
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