Check if a inputted variable is a number or a string, given a string input (i.e. '1' is 1 and thus a number, 'a' is a string).
Additional test cases have been added.
Return the 3n+1 sequence for n
Determine Whether an array is empty
02 - Vector Variables 4
Matlab Basics - Absolute Value
Simple String Concatenation
Automatic String Editing
More Simple String Concatenation
Find the sum of the largest two elements in a vector
Matrix element wise multiplication
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