import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    } main {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String line = sc.nextLine(); line sc.nextLine() sc.nextLine sc String[] line1 = line.split(" "); line1 line.split(" ") line.split line " " int a = Integer.parseInt(line1[0]); a Integer.parseInt(line1[0]) Integer.parseInt Integer line1[0] line1 0 int b = Integer.parseInt(line1[1]); b Integer.parseInt(line1[1]) Integer.parseInt Integer line1[1] line1 1 if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0); a >= 13 a 13 System.out.println(b) System.out.println System.out System System.out b if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0); a <= 12 && a >= 6 a <= 12 a 12 a >= 6 a 6 System.out.println(b / 2) System.out.println System.out System System.out b / 2 b 2 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 sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    }
} Main
import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String line = sc.nextLine();
        String[] line1 = line.split(" ");
        int a = Integer.parseInt(line1[0]);
        int b = Integer.parseInt(line1[1]);
        if(a >= 13)
        System.out.println(b);
        else if(a <= 12 && a >= 6)
        System.out.println(b / 2);
        else
        System.out.println(0);
    }
}