How to calculate average especially when reading a file like how to create a method for average the years of service between three employees like e1.getYears + e2.getYears+e3.getYears/3
public static void main(String [] args) throws IOException
{
Employee e1 = new Employee();
Employee e2 = new Employee();
Employee e3 = new Employee();
// Create a Scanner object for keyboard input.
Scanner keyboard = new Scanner(System.in);
// Get the filename.
String filename = keyboard.nextLine();
// Open the file.
File file = new File("employees.txt");
Scanner inputFile = new Scanner(file);
// Read lines from the file until no more are left.
while (inputFile.hasNext())
{
// Read the next name.
String line = inputFile.nextLine();
// Display the last name read.
System.out.println(line);
}
System.out.println("average is");
// Close the file.
inputFile.close();
}
}