Write a recursive function called DigitCount() that takes a non-negative integer as a parameter and returns the number of digits in the integer. Hint: The digit count increases by 1 whenever the input number is divided by 10.
Write a recursive function called DigitCount() that takes a non-negative integer as a parameter and returns the number of digits in the integer. Hint: The digit count increases by 1 whenever the input number is divided by 10.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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C++

Transcribed Image Text:Write a recursive function called DigitCount() that takes a non-negative integer as a parameter and returns the number of digits in the
integer. Hint: The digit count 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

Transcribed Image Text:1 #include <iostream>
2 using namespace std;
3
4 /* TODO: Write recursive DigitCount() function here. */
5
6
7 int main() {
8
9
10
11
12
13
14
15 }
16
int num;
int digits;
main.cpp
cin >> num;
digits
DigitCount (num);
cout << digits << endl;
return 0;
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