using System;

public class Program
{
	public static void Main()
	{
		string year=Console.ReadLine();
		int p=int.Parse(Console.ReadLine());
		int h=int.Parse(Console.ReadLine());
		int weekendSofia=(48-h);
		double nonWorkWeekend=(weekendSofia*3.0/4);
		double publicPlay=(p*2.0/3);

		if (year=="normal")
		{
			double final=nonWorkWeekend+h+publicPlay;
			Console.WriteLine(Math.Truncate(final));
		}
		else if (year=="leap")
		{
			double final=((nonWorkWeekend+h+publicPlay)+((nonWorkWeekend+h+publicPlay)/100)*15);
			Console.WriteLine(Math.Truncate(final));
		}
	}

}