import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    }

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

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    }

} Main public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    } main {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) Integer A = sc.nextInt(); A sc.nextInt() sc.nextInt sc Integer B = sc.nextInt(); B sc.nextInt() sc.nextInt sc int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2; result A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2 A >= 13 A 13 B A <= 5 ? 0 :
                       B / 2 A <= 5 A 5 0 B / 2 B 2 System.out.println(result) System.out.println System.out System System.out result String[] args args public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    }

} public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    }

} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        Integer A = sc.nextInt();
        Integer B = sc.nextInt();

        int result = A >= 13 ? B :
                       A <= 5 ? 0 :
                       B / 2;
        System.out.println(result);
    }

}
