What would be the output from the following program? Think about it, write down your answer, and then type it in to verify

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testscope.m

answer = 5;

fprintf('Answer is %d\n',answer)

pracfn

pracfn

fprintf('Answer is %d\n',answer)

printstuff

fprintf('Answer is %d\n',answer)

pracfn.m

function pracfn

persistent count

if isempty(count)

 count = 0;

end

count = count + 1;

fprintf('This function has been called %d times.\n',count)

end

printstuff.m

function printstuff

answer = 33;

fprintf('Answer is %d\n',answer)

pracfn

fprintf('Answer is %d\n',answer)

end

>> testscope

Answer is 5

This function has been called 1 times.

This function has been called 2 times.

Answer is 5

Answer is 33

This function has been called 3 times.

Answer is 33

Answer is 5

>>

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