import java.util.Scanner;
public class Main{
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
int a = sc.nextInt();
int b = sc.nextInt();
double price;
if(a == 1) price = 4;
else if(a == 2) price = 4.5;
else if(a == 3) price = 5;
else if(a == 4) price = 2;
else price = 1.5;
System.out.printf("Total: R$ %.2f\n", price * b);
}
}