Given a string x, return the sum of all ASCII numbers of all characters.
for example, if x='lala' ('l'-> 108, 'a'->97) then y = 108+97+108+97
The Hitchhiker's Guide to MATLAB
Output any real number that is neither positive nor negative
Sum the 'edge' values of a matrix
Matlab Basics - Rounding III
All odd - all even
Reduce the logic
Check capital letters
Magnitude of a vector
Odd times 3
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