import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    } main {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = sc.nextInt() a sc.nextInt() sc.nextInt sc b = sc.nextInt(); b sc.nextInt() sc.nextInt sc System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b) System.out.println System.out System System.out a < 6 ? 0 : a < 13 ? b/2 : b a < 6 a 6 0 a < 13 ? b/2 : b a < 13 a 13 b/2 b 2 b String[] args args public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt(), b = sc.nextInt();
        System.out.println(a < 6 ? 0 : a < 13 ? b/2 : b);
    }
}
