using System;

public class Program

{

    public static void Main()

    {

        String fName="tziona";

        String lName="wert";

        Console.WriteLine(fName);

        Console.WriteLine(lName);

        Console.WriteLine("enter first name");

        String Name= Console.ReadLine();

        Console.WriteLine("enter last name ");

        String tName= Console.ReadLine();       

        int a=int.Parse(Console.ReadLine());        

        int b=int.Parse(Console.ReadLine());

        int c=int.Parse(Console.ReadLine());

        Console.WriteLine(a+b+c);

        Console.WriteLine(a*b*c);

        Console.WriteLine("(a+b+c):3");

    } 

}