import 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());
		sc.close();
		sc = null;
		int ans = a <= 5 ? 0 : (a <= 12 ? b /2 : b);
		System.out.println(ans);
	}
} import java.util.*; util.* java 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());
		sc.close();
		sc = null;
		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());
		sc.close();
		sc = null;
		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());
		sc.close();
		sc = null;
		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 sc.close() sc.close sc sc = null sc null 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());
		sc.close();
		sc = null;
		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());
		sc.close();
		sc = null;
		int ans = a <= 5 ? 0 : (a <= 12 ? b /2 : b);
		System.out.println(ans);
	}
} Main
import 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());
		sc.close();
		sc = null;
		int ans = a <= 5 ? 0 : (a <= 12 ? b /2 : b);
		System.out.println(ans);
	}
}
