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

namespace ConsoleApplication144
{
    class MyClass
    {
        private int num, min, max;
        public MyClass(int a, int b)
        {
            min = a;
            max = b;
            code = (max - min) / 2;
        }
        public int code
        {
            get
            {
                return num;
            }
            set
            {
                if (value < min)
                    num = min;
                else if (value > max)
                    num = max;
                else
                    num = value;
            }
        }
    }
    class UsingProbs
    {
        static void Main(string[] args)
        {
            MyClass obj = new MyClass(1, 9);
            Console.WriteLine("Свойство code: " + obj.code);
            obj.code = 7;
            Console.WriteLine("Свойство code: " + obj.code);
            obj.code = 20;
            Console.WriteLine("Свойство code: " + obj.code);
            obj.code = -10;
            Console.WriteLine("Свойство code: " + obj.code);
            Console.ReadKey();
        }
    }
}