using System;
class CountOddDigits
{
    static void Main()
    {
        Console.Write("Enter a number: ");
        int num = Convert.ToInt32(Console.ReadLine());
        int count = 0;

        while (num > 0)
        {
            int digit = num % 10;
            if (digit % 2 != 0)
                count++;
            num /= 10;
        }

        Console.WriteLine("Count of odd digits: " + count);
    }
}