import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	}

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

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	} main {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = Integer.parseInt(sc.next()); a Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int b = Integer.parseInt(sc.next()); b Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b; ans a <= 5 ? 0 : a <= 12 ? b / 2 : b a <= 5 a 5 0 a <= 12 ? b / 2 : b a <= 12 a 12 b / 2 b 2 b System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = Integer.parseInt(sc.next());
		int b = Integer.parseInt(sc.next());
		int ans = a <= 5 ? 0 : a <= 12 ? b / 2 : b;
		System.out.println(ans);

	}

}
