class Rainfall {
    public static void main (String arg[]) 
    {
         double dailyRainFall[] =
	     {12.3, 13.5, 4.2, 2.4, 1.1, 0, 10.8};

         double average = 0;

         for (int i=0; i<7; i++) 
         {     
	     System.out.print (dailyRainFall[i]+" ");
	     average += dailyRainFall[i];
	 }
         System.out.println ();
         average /= 7;

         System.out.println 
	      ("Average rain fall:"+ average + " mm");

    }
}