How to find the position of an element in a vector without using the find function
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Determine the square root
multiply by three
Compute LOG(1+X) in natural log
Find NaNs in the matrix
Check for keywords
Basic matlab numeric and string manipulations
ASCII sum of phrases
Remove white spaces at the end of the input string
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