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 (a <= 5) {
            ;
        } else if (a < 13) {
            ans += b / 2;
        } else {
            ans += b;
        }
        
        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 = sc.nextInt();
        int b = sc.nextInt();
        
        int ans = 0;
        if (a <= 5) {
            ;
        } else if (a < 13) {
            ans += b / 2;
        } else {
            ans += b;
        }
        
        System.out.println(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 (a <= 5) {
            ;
        } else if (a < 13) {
            ans += b / 2;
        } else {
            ans += b;
        }
        
        System.out.println(ans);
    } main {
        Scanner sc = new Scanner(System.in);

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