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());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    }
} 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());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    }
} 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());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    } main {
        Scanner sc = new Scanner(System.in);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    } 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 int ans; ans if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        } a >= 13 a 13 {
            ans = b;
        } ans = b ans b if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        } a <= 5 a 5 {
            ans = 0;
        } ans = 0 ans 0 {
            ans = b / 2;
        } ans = b / 2 ans b / 2 b 2 System.out.println(ans) System.out.println System.out System System.out ans 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());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    }
} 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());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    }
} 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());
        int ans;

        if(a >= 13){
            ans = b;
        }else if(a <= 5){
            ans = 0;
        }else{
            ans = b / 2;
        }

        System.out.println(ans);
    }
}
