import java.util.*;

class Main {
  public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    int age = scan.nextInt();
    int price = scan.nextInt();
    if (6 <= age && age <= 12) {
      System.out.println(price/2);
    }
    else if (age < 6) {
      System.out.println("0");
    }
    else {
      System.out.println(price);
    }
  }
}
/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