#include <stdio.h>
#include <math.h>
#include <string.h>

extern void makeWordList (char*);
extern char **getWordList ();
extern int getNumWords ();
extern void compareFiles (char*, char*);



void printWordList (char *fileName)
{
  char **words;
  int i, numWords;

  makeWordList (fileName);
  words = (char**) getWordList ();
  numWords = getNumWords ();
  printf ("Words in file %s\n", fileName);
  for (i=0; i<numWords; i++) {
    printf ("  %s\n", words[i]);
  }
}

int main (int argc, char **argv) 
{
  printWordList ("ex2test1.txt");
  printWordList ("ex2test2.txt");
  printWordList ("ex2test3.txt");
  compareFiles ("ex2test2.txt", "ex2test3.txt");
}