Question

How to recursively count the digits of a number in C#

Answer 1

using System;

class Program
{
    static int counter = 0;
    
    static int count_digits(int n) {
        if (n != 0) {
            counter++;
            count_digits(n/10);
        }
        
        return counter;
    }
    
    static void Main()
    {
        int n = 987237;

        Console.Write(count_digits(n));
    }
}


/*
run:

6

*/

 

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