import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    }
} Main public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    } main {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    } 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 <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        } a >= 13 a 13 {
            System.out.println(b);
        } System.out.println(b) System.out.println System.out System System.out b if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        } a <= 5 a 5 {
            System.out.println("0");
        } System.out.println("0") System.out.println System.out System System.out "0" {
            System.out.println(b / 2);
        } System.out.println(b / 2) System.out.println System.out System System.out b / 2 b 2 String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        
        if (a >= 13){
            System.out.println(b);
        }else if(a <= 5){
            System.out.println("0");
        }else{
            System.out.println(b / 2);
        }
    }
}
