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



namespace ConsoleApplication1
{
    class Program
    {
        public class konty
        {

            public int a;
            public int b;
            public int c;

                public konty()
            {
                a = 0;
                 b = 0;
                 c = 0;
            po

            }

        public konty(int _a, int _b, int _c)
        {
            a = _a;
            b = _b;
            c = _c;
        }

        public void napisz(int _a, int _b, int _c)
        {
            a = _a;
            b = _b;
            c = _c;
        }
            public void napisz(int _a, int _b, int _c double _pole;)
            {
                a = _a;
                b = _b;
                c = _c;
                pole = _pole;
            }

        public void obw()
            {
            obw = a + b + c;
            }

}


        static void Main(string[] args)
        {
            konty kont = new konty();
            konty prost = new konty(2, 1, 2);


            Console.ReadKey();
        }
    }
}