#include <string>
#include <iostream>

string months[] = {"January", "February", "March", "April", "May", "June",
		   "July", "August", "September", "October", "November",
		   "December"};
int main() {
	string month_name;
	std::cin >> month_name;
	for (int i=0;i<sizeof(months)/sizeof(months[0]);i++)
		if (month_name == months[i])
			std::cout << i+1 << endl;
}