Write a recursive function called DigitCount() that takes a positive integer as a parameter and returns the number of digits in the integer. Hint: The number of digits increases by 1 whenever the...

Solve in C++

Extracted text: Write a recursive function called DigitCount() that takes a positive integer as a parameter and returns the number of digits in the integer. Hint: The number of digits increases by 1 whenever the input number is divided by 10. Ex: If the input is: 345 the function DigitCount() returns and the program outputs: 3