import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.nextLine(); s sc.nextLine() sc.nextLine sc String[] spl = s.split(" "); spl s.split(" ") s.split s " " int A = Integer.parseInt(spl[0]); A Integer.parseInt(spl[0]) Integer.parseInt Integer spl[0] spl 0 int B = Integer.parseInt(spl[1]); B Integer.parseInt(spl[1]) Integer.parseInt Integer spl[1] spl 1 sc.close() sc.close sc if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		} A < 6 A 6 {
			B = 0;
		} B = 0 B 0 if(A >= 6 && A < 13){
			B = B / 2;
		} A >= 6 && A < 13 A >= 6 A 6 A < 13 A 13 {
			B = B / 2;
		} B = B / 2 B B / 2 B 2 System.out.println(B) System.out.println System.out System System.out B String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		String[] spl = s.split(" ");
		int A = Integer.parseInt(spl[0]);
		int B = Integer.parseInt(spl[1]);
		sc.close();
		if(A < 6){
			B = 0;
		}else if(A >= 6 && A < 13){
			B = B / 2;
		}
		System.out.println(B);
	}

}