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();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(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 = sc.nextInt();
        int B = sc.nextInt();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(ans);
    }
} Main public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(ans);
    } main {
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(ans);
    } 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 int ans = 0; ans 0 if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0; 13 <= A 13 A ans = B ans B if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0; 6 <= A && A < 13 6 <= A 6 A A < 13 A 13 ans = B / 2 ans B / 2 B 2 ans = 0 ans 0 System.out.print(ans) System.out.print 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 = sc.nextInt();
        int B = sc.nextInt();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(ans);
    }
} public class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(ans);
    }
} 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();
        int ans = 0;

        if(13 <= A)    ans = B;
        else if(6 <= A && A < 13)    ans = B / 2;
        else    ans = 0;

        System.out.print(ans);
    }
}