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Given an integer number n (0<=n<10000), write a code returning the difference between the product of its digits and the sum of its digits.

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SALAH ALRABEEI
SALAH ALRABEEI on 5 Jun 2021
Edited: SALAH ALRABEEI on 5 Jun 2021
% check this
a = 4321;
b=str2num(num2str(a)');
diff = abs(sum(b)- prod(b))
  4 Comments
Walter Roberson
Walter Roberson on 5 Jun 2021
That code seems to work when I test, except for 0 exactly.
For 0 exactly your Y would be 1 and your X would be 0 so you would get 1-0 = 1 as your solution, but for 0 exactly the product of the digits should be 0.

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