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){
            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){
        
        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){
        
        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 {
        
        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");
        }
    } 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){
            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 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){
        
        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){
        
        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");
        }
    }
}
