public class Main {
 public static void main(String[] args) {
		java.util.Scanner scanner = new java.util.Scanner(System.in);
		int a = scanner.nextInt();
		int b = scanner.nextInt();
		if (a <= 5) {
			System.out.println(0);
		} else if (a <= 12) {
			System.out.println(b / 2);
		} else {
			System.out.println(b);
		}
	}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz