Dynamic Display Length

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A mathematician wants to create a calculator, he wants to add an extra feature which displays the number of digits. Now we want you to help the mathematician in finding the number of digits of the given expression. NOTE: 1.) Mathematician uses only !,*,/,^ operators. 2.) Since ! being an unary operator, second number is assigned as 0. i.e,. 5!0 is to find number of digits of factorial(5). 3.)

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solution.cppC++17

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