import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        
        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 {
        
        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 {
        
        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 {
        
        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 {
        
        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 {
        
        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 {
        
        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);
        }
    }
}
