/** * We want a program that takes two arguments from the * command line, but this program does not compile. * Why? */ class SumSome3 { public static void main(String[] args) { if (args.length != 2) { System.out.println("Usage: java SumSome3 "); System.exit(1); } int x = args[0]; int y = args[1]; System.out.println(x + y); } }