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();
        if (a >= 13) {
            System.out.println(b);
        } else if (a >= 6 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    }
} 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();
        if (a >= 13) {
            System.out.println(b);
        } else if (a >= 6 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    }
} Main public static void main(String[] args) {
        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 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    } main {
        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 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    } 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 if (a >= 13) {
            System.out.println(b);
        } else if (a >= 6 && a <= 12) {
            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 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        } a >= 6 && a <= 12 a >= 6 a 6 a <= 12 a 12 {
            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 sc.close() sc.close sc 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();
        if (a >= 13) {
            System.out.println(b);
        } else if (a >= 6 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    }
} public class Main {
    public static void main(String[] args) {
        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 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    }
} 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();
        if (a >= 13) {
            System.out.println(b);
        } else if (a >= 6 && a <= 12) {
            System.out.println(b / 2);
        } else {
            System.out.println(0);
        }
        sc.close();
    }
}