#include <iostream>
#include <string>

using namespace std;

int main(){	
	const double tax[7] = {0.1, 0.15, 0.25, 0.28, 0.33, 0.35, 0.396};
	const int tabela[4][6] = {
		{9075, 36900, 89350, 186350, 405100, 406750},
		{18150, 73800, 148850, 226850, 405100, 457600},
		{12950, 49400, 127550, 206600, 405100, 432200},
		{9075, 36900, 74725, 113425, 202550, 228800}
	};
	int oseba;
	int prihodek;
	double davek = tax[6];
	string s;
	getline(cin, s);
	switch(s[0]){
		case 'S':{if(s[1] == 'i') oseba=0; else oseba = 2; break;}
		case 'M':{if(s[8] == 'j') oseba = 1; else oseba = 3; break;}
		default:oseba = 1;//surviving spouse
	}
	cin>>prihodek;
	
	for(int i=0; i<6; i++){
		if(tabela[oseba][i] > prihodek){
			davek = tax[i];
			break;
		}
	}
	cout<<(int)(prihodek*davek);
	return 0;
}