import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    }
} Main public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    } main {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    } Scanner s = new Scanner(System.in); s new Scanner(System.in) String[] in = s.nextLine().split(" "); in s.nextLine().split(" ") s.nextLine().split s.nextLine() s.nextLine s " " int a = Integer.parseInt(in[0]); a Integer.parseInt(in[0]) Integer.parseInt Integer in[0] in 0 int b = Integer.parseInt(in[1]); b Integer.parseInt(in[1]) Integer.parseInt Integer in[1] in 1 if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        } a <= 5 a 5 {
            System.out.println(0);
        } System.out.println(0) System.out.println System.out System System.out 0 if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        } a <= 12 a 12 {
            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(b);
        } System.out.println(b) System.out.println System.out System System.out b String[] args args public class Main {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    }
} public class Main {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        String[] in = s.nextLine().split(" ");
        int a = Integer.parseInt(in[0]);
        int b = Integer.parseInt(in[1]);
        if(a <= 5){
            System.out.println(0);
        }else if(a <= 12){
            System.out.println(b/2);
        }else{
            System.out.println(b);
        }
    }
}