using System;
                   
public class Program
{
    public static void Main()
    {
        int everestPeak = 8848;
        int metersReached = 5364;
        int metersToClimb = 0;
        int days = 1;
        string command;
       
        while (true) {
			
            command = Console.ReadLine();
           
            if (command == "END") {
                Console.WriteLine("Failed!");
                Console.WriteLine(metersReached);
                break;
            }
           
            metersToClimb = int.Parse(Console.ReadLine());
           
            if (metersToClimb < 0 && metersToClimb > 4000) {
                Console.WriteLine("Not allowed meters to climb at once!");
                break;
            }
           
            if (command == "Yes") {
                days++;
				if (days > 5) {
					Console.WriteLine("Failed!");
					Console.WriteLine(metersReached);
					break;
				}
            }
			
			metersReached += metersToClimb;
           
            if (metersReached >= everestPeak) {
                Console.WriteLine("Goal reached for " +  days + " days!");
                break;
            }
        }
    }
}