using System;

using PATA = projectA.teamA;

using PATB = projectA.teamB;

​

namespace projectA{

    namespace teamA{

        class firstname{

            public static string print(){

                string firstname = Console.ReadLine();

                //Console.WriteLine(firstname);

                return firstname;

            }

        }

    }

}

namespace projectA{

    namespace teamB{

        class lastname{

            public static string print(){

                string lastname = Console.ReadLine();

                //Console.WriteLine(lastname);

                return lastname;

            }

        }

    }

​

}

public class Program

{

    public static void Main()

    {

        string Firstname = PATA.firstname.print();

        string Lastname = PATB.lastname.print();

        Console.WriteLine("your full name is : {0} ",Firstname+" "+Lastname);

    }

}