
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			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) {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		}
	}

} Main public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		}
	} main {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		}
	} Scanner scn=new Scanner(System.in); scn new Scanner(System.in) int a=scn.nextInt(); a scn.nextInt() scn.nextInt scn int b=scn.nextInt(); b scn.nextInt() scn.nextInt scn if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		} a>=13 a 13 System.out.println(b) System.out.println System.out System System.out b {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		} if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			} a>5 a 5 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) {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		}
	}

} public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		}
	}

} Main

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scn=new Scanner(System.in);
		int a=scn.nextInt();
		int b=scn.nextInt();
		if(a>=13)
		System.out.println(b);
		else {
			if(a>5)
			System.out.println(b/2);
			else {
				System.out.println(0);
			}
		}
	}

}
