import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        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);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        System .out.println(result);

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

        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        System .out.println(result);

    } main {

        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        System .out.println(result);

    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int B = sc.nextInt(); B sc.nextInt() sc.nextInt sc sc.close() sc.close sc int result = B/2; result B/2 B 2 if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        } A >= 13 A 13 {
            result = B;
        } result = B result B if(A <= 5){
            result = 0;
        } A <= 5 A 5 {
            result = 0;
        } result = 0 result 0 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);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        System .out.println(result);

    }
} public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        System .out.println(result);

    }
} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);

        int A = sc.nextInt();
        int B = sc.nextInt();
        sc.close();

        int result = B/2;

        if (A >= 13){
            result = B;
        }else if(A <= 5){
            result = 0;
        }

        System .out.println(result);

    }
}