import java.util.*;
import java.util.stream.*;

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

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