import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        
        Scanner sc = new Scanner(System.in);
        
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        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 = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        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 = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        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 = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        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 = Integer.parseInt(sc.next()); a Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int b = Integer.parseInt(sc.next()); b Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next 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 = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        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 = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        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 = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        
        if(a >= 13){
            System.out.println(b);
        }else if(a >= 6){
            System.out.println(b/2);
        }else{
            System.out.println(0);
        }
    }
}