import java.util.Scanner;
 
public class Main
{
 
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	}
} import java.util.Scanner; Scanner java.util public class Main
{
 
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	}
} Main public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	} main {
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int age = Integer.parseInt(sc.next()); age 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(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        } age>=13 age 13 {
          System.out.println(b);
        } System.out.println(b) System.out.println System.out System System.out b if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        } age<=5 age 5 {
          System.out.println("0");
        } System.out.println("0") System.out.println System.out System System.out "0" {
          System.out.println(b/2);
        } System.out.println(b/2) System.out.println System.out System System.out b/2 b 2 String[] args args public class Main
{
 
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	}
} public class Main
{
 
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	}
} Main
import java.util.Scanner;
 
public class Main
{
 
	public static void main(String[] args)
	{
		Scanner sc = new Scanner(System.in);
 
		int age = Integer.parseInt(sc.next());
 		int b = Integer.parseInt(sc.next());
		
      	if(age>=13){
          System.out.println(b);
        }else if(age<=5){
          System.out.println("0");
        }else{
          System.out.println(b/2);
        }
	}
}