// Make an RE pattern to match almost any form (deamon, demon, etc.).
String patt = "d[ae]{1,2}mon"; // i.e., 1 or 2 'a' or 'e' any combo
// A test input.
String input = "Unix hath demons and deamons in it!";
// Run it from a RE instance and see that it works
RE r = new RE(patt);
System.out.println(input + " --> " + r.subst(input, "daemon"));
