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 >= 6 && A <= 12) {
			B /= 2;
		} else if (A <= 5) {
			B = 0;
		}

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

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

		System.out.println(B);
		sc.close();
	} main {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		if (A >= 6 && A <= 12) {
			B /= 2;
		} else if (A <= 5) {
			B = 0;
		}

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

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

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

		System.out.println(B);
		sc.close();
	}
}
