Remove the white spaces (trailing and leading) from the input variable
Least common multiple of many numbers
Determine Whether an array is empty
Number of Horns on a unicorn!
Cody Matlab Version
Who is the smartest MATLAB programmer?
Determine whether the string elements are alphabatic or alphanumeric or numeric digit or the other catagories
Justify the character string in center with proportional fonts
Whether the input is vector?
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