import java.util.Scanner;

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