import java.io.*; import java.util.*; public class Driver { public static void main(String[] args){ Caesar julius = new Caesar (); String t = (julius.caesar ("hello", 3)); System.out.println (t); System.out.println (julius.decode (t, 3)); String s = (julius.caesar ("yolo", 20)); System.out.println (s); System.out.println (julius.decode (s, 20)); System.out.println (julius.decode ("hoorah", 28)); julius.buildCorpusFreq("text.txt"); } }