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public class Stats
  {
    // -------------- the MAIN method --------------------------
    public static void main(String [] args) 
      {
        int a=7, b=12, c=24;
        double d1 = 0.0;

        d1 = avg(a, b);

        System.out.print("The average of " + a + " and " + b);
        System.out.println(" is " + d1 + ".");

        System.out.print("The average of " + a + " and " + b);
        System.out.print(" and " + c);
        System.out.println(" is " + avg(a, b, c) + ".");
        
      }

    // -------------- the avg methods --------------------------
   public static double avg(int x, int y)
      {
        return (x + y)/2.0;
      }

   public static double avg(int x, int y, int z)
      {
        return (x + y + z)/3.0;
      }
  }


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public class PrintInt
  {
    // -------------- the MAIN method --------------------------
    public static void main(String [] args) 
      {
        InputStreamReader isr   = new InputStreamReader(System.in);
        BufferedReader inComing = new BufferedReader(isr);
        PrintWriter outGoing    = new PrintWriter(System.out, true);

        int x=0;
        String s="";

        outGoing.println("Please enter an integer.");

        try
          {
            s = inComing.readLine();
            x = Integer.parseInt(s);
            outGoing.println("The integer was " + x);
          }
        catch (NumberFormatException e)
          {
            outGoing.println("Sorry, you didn't enter an integer.");
            outGoing.println("You caused the following error " + e);
          }
        catch (Exception e)
          {
            outGoing.print("Sorry, ");
            outGoing.println("you caused the following error " + e);
          }
      }
  }

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