service1

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.Text;
using System.Threading;

namespace WcfServiceLibrary1
{
    [ServiceBehavior(ConcurrencyMode = ConcurrencyMode.Multiple)]
    // NOTE: You can use the "Rename" command on the "Refactor" menu to change the class name "Service1" in both code and config file together.
    public class myCCalculator : ICCalculator
    {
        public ComplexNum addCNum(ComplexNum n1, ComplexNum n2)
        {
            Console.WriteLine("...called addCNum(...)");
            return new ComplexNum(n1.realPart + n2.realPart,
                                n1.imagPart + n2.imagPart);
        }

        public void Function1(string s1)
        {
            Console.WriteLine("...{0}: Function1 - start", s1);
            Thread.Sleep(3000);
            Console.WriteLine("....{0} Function1 - stop", s1);
        }

        public void Function2(string s2)
        {
            Console.WriteLine("...{0}: Function2 - start", s2);
            Thread.Sleep(3000);
            Console.WriteLine("....{0} Function2 - stop", s2);
        }
    }
}