#include "common.hpp"
#include <dtl/dtl.hpp>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>

using namespace std;
using namespace dtl;

int main(int argc, char *argv[]) {

  if (isFewArgs(argc, 2)) {
    cerr << "Too few arguments." << endl;
    return -1;
  }

  typedef string elem;
  typedef vector<string> sequence;

  string s(argv[1]);

  if (!isFileExist(s)) {
    cerr << s << " is invalid." << endl;
    return -1;
  }

  ifstream fs(s.c_str());
  const Ses<elem> ses =
      Diff<elem, sequence>::composeSesFromStream<ifstream>(fs);
  dtl::Diff<elem, sequence>::printSES(ses);

  return 0;
}