// ComputeMean.java
// Compute and report the mean of the integers
// given as command-line arguments

public class ComputeMean {
  
  public static void main(String[] args) {
    if (args.length == 0) {
      System.out.println("No arguments specified.");
    } else {

      double sum = 0;
      
      for (int i = 0; i < args.length; i++) {
        sum += Integer.parseInt(args[i]);
      }
        
      System.out.println("Mean is " + sum / args.length);
    }
  }
}