#include <iostream>
#include <fstream>
#include <string>

using namespace std;

int main()
{ ifstream fi;
  fi.open("animals.txt");
  if (fi.fail())
  { cout << "Can't open animals.txt\n";
    exit(1); }

  const int maxwords = 200;
  string words[maxwords]; 
  int count = 0;
  while (true)
  { string s;
    fi >> s;
    if (fi.fail())
      break;
    if (count >= maxwords)
    { cout << "data file too big for array\n";
      exit(3); }
    words[count] = s;
    count = count + 1; }
  cout << "There were " << count << " words in the file.\n";

  fi.close();

  ofstream fo;
  fo.open("newanimals.txt");
  if (fo.fail())
  { cout << "Can't create newanimals.txt\n";
    exit(2); }

  int i = count - 1;
  while (i >= 0)
  { fo << words[i] << "\n";
    i = i - 1; }

  fo.close(); }