import java.io.*;

class Average0
{
// A program that prompts for five integers and calculates and prints their
// average

 public static void main(String[] args) throws IOException
 {
  BufferedReader in = Text.open(System.in);
  int sum=0;
  System.out.print("Enter number 1: ");
  sum+=Text.readInt(in);
  System.out.print("Enter number 2: ");
  sum+=Text.readInt(in);
  System.out.print("Enter number 3: ");
  sum+=Text.readInt(in);
  System.out.print("Enter number 4: ");
  sum+=Text.readInt(in);
  System.out.print("Enter number 5: ");
  sum+=Text.readInt(in);
  System.out.println("Average is: "+Text.writeDouble((double)sum/5,5,3));
 }
}