using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication33
{
    class Program
    {
        static void Main(string[] args)
        {
            int num;
            int dig;
            int wow;
            int wowl;
            int din = 0;
            int aor;
            for (aor = 1; aor <= 30; aor++)
            {
                Console.WriteLine("Please enter a number.");
                num = int.Parse(Console.ReadLine());
                Console.WriteLine("Please enter a digit.");
                dig = int.Parse(Console.ReadLine());
                wow = num;
                while (wow > 0)
                {
                    wow /= 10;
                    wowl = wow % 10;
                    if (wowl == dig)
                    {
                        din++;
                    }
                    if (din < 0)
                    {
                        Console.WriteLine("The digit appears in the number.");
                    }
                }
            }
        }
    }
}