import java.util.*;
import java.io.*;
import java.lang.*;

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

        if (a<6)
            System.out.println("0");
        else if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b);
    } main {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();

        if (a<6)
            System.out.println("0");
        else if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b);
    } 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<6)
            System.out.println("0");
        else if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b); a<6 a 6 System.out.println("0") System.out.println System.out System System.out "0" if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b); a<13 a 13 System.out.println(b/2) System.out.println System.out System System.out b/2 b 2 System.out.println(b) System.out.println System.out System System.out b 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<6)
            System.out.println("0");
        else if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b);
    }
} 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<6)
            System.out.println("0");
        else if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b);
    }
} Main
import java.util.*;
import java.io.*;
import java.lang.*;

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<6)
            System.out.println("0");
        else if (a<13)
            System.out.println(b/2);
        else
            System.out.println(b);
    }
}
