Generate the first n terms of a periodic sequence defined as
f(x) = 0, 2, 0, -2, 0, 2, 0, -2, ..., for x = 1, 2, 3, 4, 5, 6, 7, 8, ...
Area of an equilateral triangle
Matlab Basics - Absolute Value
Find sum of negative elements in row.
Increment up an input vector
Integer complexity (Large numbers)
Spot the First Occurrence of 5
Apply Function to Each Field of a Structure Array: Part 1
Combine the first and last names
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