import java.util.*;
 
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 <= 5) {
            System.out.println(0);
        }else if(a < 13) {
            System.out.println(b/2);
        }else {
            System.out.println(b);
        }
    }
} import java.util.*; util.* java 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 <= 5) {
            System.out.println(0);
        }else if(a < 13) {
            System.out.println(b/2);
        }else {
            System.out.println(b);
        }
    }
} 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 <= 5) {
            System.out.println(0);
        }else if(a < 13) {
            System.out.println(b/2);
        }else {
            System.out.println(b);
        }
    } main {
        Scanner sc = new Scanner(System.in);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

        if(a <= 5) {
            System.out.println(0);
        }else if(a < 13) {
            System.out.println(b/2);
        }else {
            System.out.println(b);
        }
    } 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 <= 5) {
            System.out.println(0);
        }else if(a < 13) {
            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 < 13) {
            System.out.println(b/2);
        }else {
            System.out.println(b);
        } a < 13 a 13 {
            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
import java.util.*;
 
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 <= 5) {
            System.out.println(0);
        }else if(a < 13) {
            System.out.println(b/2);
        }else {
            System.out.println(b);
        }
    }
}