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

namespace For_Salary
{
    class Program
    {
        static void Main(string[] args)
        {
            var salary = decimal.Parse(Console.ReadLine());
            int n = int.Parse(Console.ReadLine());
            string result = string.Empty;

            for (int i = 0; i < n; i++)
            {
                string web = Console.ReadLine();

                switch (web)
                {
                    case "Facebook":
                        salary -= 150; break;
                    case "Instagram":
                        salary -= 100; break;
                    case "Reddit":
                        salary -= 50; break;
                }
                if (salary <= 0)
                {
                    result = "You have lost your salary."; break;
                }
            }
            if (salary > 0)
            {
                Console.WriteLine($"{salary}");
            }
            Console.WriteLine(result);
        }
    }
}