import java.util.*;import java.io.*;class Class1 { static Vector split(String string,String delimiter) { //StringTokenizer that works with empty strings boolean wasDelimiter=true; String token=null; Vector vector=new Vector(); if(string!=null) for(StringTokenizer stringTokenizer=new StringTokenizer(string,delimiter,true);stringTokenizer.hasMoreTokens();) { if((token=stringTokenizer.nextToken()).equals(delimiter)) { token=wasDelimiter?””:null; wasDelimiter=true; } else wasDelimiter=false; if(token!=null) vector.addElement(token); } return vector; } static boolean test(String original,String delimiter) { // split,