import java.util.Scanner;

public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    }

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

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    }

} Main public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    } main {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    } try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        } {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        } Scanner sc = new Scanner(System.in) Scanner sc = new Scanner(System.in) new Scanner(System.in) int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int B = sc.nextInt(); B sc.nextInt() sc.nextInt sc if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            } A >= 13 A 13 {
                System.out.println(B);
            } System.out.println(B) System.out.println System.out System System.out B if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            } A >= 6 A 6 {
                System.out.println(B / 2);
            } System.out.println(B / 2) System.out.println System.out System System.out B / 2 B 2 {
                System.out.println(0);
            } System.out.println(0) System.out.println System.out System System.out 0 String[] args args public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    }

} public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    }

} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();

            if (A >= 13) {
                System.out.println(B);
            } else if (A >= 6) {
                System.out.println(B / 2);
            } else {
                System.out.println(0);
            }
        }
    }

}
