#include <iostream>

using namespace std;

int main() {
	int N;
	char dance;
	while (cin >> N >> dance)
	{
		if (dance == 'K')
		{
			if (N >= 2)
			{
				cout << 4;
			}
			else {
				cout << 1;
			}
		}
		else if (dance == 'N')
		{
			if (N <= 2) {
				cout << 1;
			}
			else {
				cout << 2;
			}
		}
		else
		{
			cout << N;
		}

		cout << endl;

	}
}