import java.util.*;

public class Main{
    public static void main(String[] args) {
      Scanner sc = new Scanner(System.in);

      int a = Integer.parseInt(sc.next());
      int b = Integer.parseInt(sc.next());

      /*
      int[] a = new int[n];
      for(int i=0;i<n;i++){
        a[i] = Integer.parseInt(sc.next());
      }
	  */
      
      int ans;
      
      if(a>12){ans=b;}
      else if(a<6){ans=0;}
      else{ans=b/2;}
      System.out.println(ans);

    }
}

/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