import java.io.*;

class Numbers1b
{ // Take a number of integers given as command line arguments 
  // and store them in an array.
  // Find and print the biggest and smallest number and the average.

   public static void main (String[] args) throws IOException
   {
    int [] data;
    boolean flag=true;
    data = new int[args.length];
    for(int i=0;i<args.length;i++)
       try {
            data[i]=Integer.parseInt(args[i]);
           }
       catch(NumberFormatException e)
           {
            System.out.print(args[i]+" is not ");
            System.out.println("a valid integer");
            flag=false;
           }
    if(flag)
       {
        System.out.println("Numbers entered were:");
        NumberOps0.printall(data);
        System.out.print("The biggest is: ");
        System.out.println(NumberOps0.biggest(data));
        System.out.print("The smallest is: ");
        System.out.println(NumberOps0.smallest(data));
        System.out.print("The average is: ");
        double average=NumberOps0.average(data);
        System.out.println(Text.writeDouble(average,5,3));
       }
    else
       System.out.println("No operations: invalid data");
   }
}