#include <iostream>
#include <cmath>


using namespace std;

int main() {

	string typeYear;
	int p, h;
	cin >> typeYear >> p >> h;

	double weekends = (48 - h) * 3.0 / 4;
	//cout << weekends << endl;
	double hollydays = p * 2.0 / 3;
	//cout << hollydays << endl;;
	double allPlays = weekends + hollydays + h;
	//cout << allPlays << endl;;

	if (typeYear == "leap")
	{
		allPlays *= 1.15;
	}
	else
	{
		allPlays = allPlays;
	}

	cout << floor(allPlays);


	return 0;
}