Switch assignments for variables x and y, for example
start with x = 1 and y = 3
end with y = 1 and x = 3
Do NOT simply re-assign variables, use a temporary variable 'z'
Given a window, how many subsets of a vector sum positive
Doubling elements in a vector
Test if two numbers have the same digits
Returning a "greater than" vector
Matlab Basics - Logical Tests I
Matlab Basics II - Count rows in a matrix
Finding an element in a vector
Matlab Basics - Set unwanted parts of a vector to zero
Matlab Basics II - Log and natural log
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