//package atCoder;

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	}
} Main public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	} main {

		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc int b = sc.nextInt(); b sc.nextInt() sc.nextInt sc if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0; a <= 12 && a >=6 a <= 12 a 12 a >=6 a 6 b = b/2 b b/2 b 2 if(a<6)
			b = 0; a<6 a 6 b = 0 b 0 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 sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	}
} public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	}
} Main
//package atCoder;

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		if(a <= 12 && a >=6)
			b = b/2;
		else if(a<6)
			b = 0;

		System.out.println(b);

	}
}
