import java.util.Scanner;

public class Main
{
  public static void main(String []args)
  {
	int n,b;
   	Scanner sc= new Scanner(System.in);
   	n= sc.nextInt();
   	b=sc.nextInt();
    
   	if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    }

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

  }
  
  
  
} Main public static void main(String []args)
  {
	int n,b;
   	Scanner sc= new Scanner(System.in);
   	n= sc.nextInt();
   	b=sc.nextInt();
    
   	if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    }

  } main {
	int n,b;
   	Scanner sc= new Scanner(System.in);
   	n= sc.nextInt();
   	b=sc.nextInt();
    
   	if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    }

  } int n n b; b Scanner sc= new Scanner(System.in); sc new Scanner(System.in) n= sc.nextInt() n sc.nextInt() sc.nextInt sc b=sc.nextInt() b sc.nextInt() sc.nextInt sc if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    } n>=13 n 13 {
		System.out.println(b);
    } System.out.println(b) System.out.println System.out System System.out b if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    } n>5 && n<13 n>5 n 5 n<13 n 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("0");
    } System.out.println("0") System.out.println System.out System System.out "0" String []args args public class Main
{
  public static void main(String []args)
  {
	int n,b;
   	Scanner sc= new Scanner(System.in);
   	n= sc.nextInt();
   	b=sc.nextInt();
    
   	if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    }

  }
  
  
  
} public class Main
{
  public static void main(String []args)
  {
	int n,b;
   	Scanner sc= new Scanner(System.in);
   	n= sc.nextInt();
   	b=sc.nextInt();
    
   	if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    }

  }
  
  
  
} Main
import java.util.Scanner;

public class Main
{
  public static void main(String []args)
  {
	int n,b;
   	Scanner sc= new Scanner(System.in);
   	n= sc.nextInt();
   	b=sc.nextInt();
    
   	if(n>=13)
    {
		System.out.println(b);
    }
    
    else if(n>5 && n<13)
    {
		System.out.println(b/2);
    }
    
    else 
    {
		System.out.println("0");
    }

  }
  
  
  
}
