using System;

public class Program

{

    public static void Main()

    {

       string name;

        int min,topay,all = 0;

        Console.WriteLine("enter tarif ");

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

        Console.WriteLine("enter your name");

        name = Console.ReadLine();

        Console.WriteLine("enter num calls");

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

        while (name != "BYE"){

            Console.WriteLine(name + ""+ topay*min);

            all = all +topay*min;

            Console.WriteLine("enter your name");

            name = Console.ReadLine();

            Console.WriteLine("enter num calls");

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

        }

        Console.WriteLine(all);

    }

}