Write a function that returns the amount of time it takes to run the function, as measured by tic and toc. Your answer must be correct to within 5 milliseconds.
Basic template is:
t = timetorun()
Get the area codes from a list of phone numbers
Return the first and last character of a string
Add two numbers
Who has power to do everything in this world?
Maximum of each diagonal
Change a specific color in an image
Create cell array of numeric arrays
Detect circles in images
Repeat middle rows and columns of an array
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