import java.io.InputStream;
import java.io.PrintStream;
import java.util.Scanner;

public class Main {
	InputStream in = System.in;
	PrintStream out = System.out;

	public void _main(String[] args) {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	}

	public static void main(String[] args) {
		new Main()._main(args);
	}

} import java.io.InputStream; InputStream java.io import java.io.PrintStream; PrintStream java.io import java.util.Scanner; Scanner java.util public class Main {
	InputStream in = System.in;
	PrintStream out = System.out;

	public void _main(String[] args) {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	}

	public static void main(String[] args) {
		new Main()._main(args);
	}

} Main InputStream in = System.in; in System.in System System.in PrintStream out = System.out; out System.out System System.out public void _main(String[] args) {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	} _main {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	} Scanner sc = new Scanner(in); sc new Scanner(in) int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int B = sc.nextInt(); B sc.nextInt() sc.nextInt sc int ans = B; ans B if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		} A>=6 && A<=12 A>=6 A 6 A<=12 A 12 {
			ans = B/2;
		} ans = B/2 ans B/2 B 2 if(A<=5) {
			ans = 0;
		} A<=5 A 5 {
			ans = 0;
		} ans = 0 ans 0 out.println(ans) out.println out ans sc.close() sc.close sc String[] args args public static void main(String[] args) {
		new Main()._main(args);
	} main {
		new Main()._main(args);
	} new Main()._main(args) new Main()._main new Main() args String[] args args public class Main {
	InputStream in = System.in;
	PrintStream out = System.out;

	public void _main(String[] args) {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	}

	public static void main(String[] args) {
		new Main()._main(args);
	}

} public class Main {
	InputStream in = System.in;
	PrintStream out = System.out;

	public void _main(String[] args) {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	}

	public static void main(String[] args) {
		new Main()._main(args);
	}

} Main
import java.io.InputStream;
import java.io.PrintStream;
import java.util.Scanner;

public class Main {
	InputStream in = System.in;
	PrintStream out = System.out;

	public void _main(String[] args) {
		Scanner sc = new Scanner(in);

		int A = sc.nextInt();
		int B = sc.nextInt();

		int ans = B;
		if(A>=6 && A<=12) {
			ans = B/2;
		}else if(A<=5) {
			ans = 0;
		}
		
		out.println(ans);
		
		sc.close();

	}

	public static void main(String[] args) {
		new Main()._main(args);
	}

}
