Count number of digits in C++

C++ PROGRAM TO COUNT THE NUMBER OF DIGITS IN AN INTEGER

Sample Test Case    :    Enter a Number :   2345

Sample Output        :    Number of digits in the given number is 4 

               

CODE 

#include <iostream>

using namespace std;

int main()

{

    int num,digit=0;

    cout<<"Enter a Number :";

    cin>>num;

    while(num!=0)

    {

        num/=10;

        digit++;

    }

    cout<<"Number of digits in given number is "<<  digit;

    return 0;

}