// Copyright 2005 Daniel Cer (daniel.cer@cs.colorado.edu)
//
// This work is licensed under the Creative Commons Attribution-NonCommercial-
// ShareAlike License. To view a copy of this license, visit 
// http://creativecommons.org/licenses/by-nc-sa/2.5/ or send a letter to 
// Creative Commons, 543 Howard Street, 5th Floor, San Francisco, California, 
// 94105, USA.
#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>

using namespace std;

int main (int argc, char *argv[]) {
  if (argc != 2) {
    cerr<<"Usage:\n\t"<<argv[0]<<" (file with numbers to sort)"<<endl;
    return -1;
  }
  vector<float> items;

  char *file_name = argv[1];
  ifstream istrm(file_name);
  if (!istrm.good()) {
    cerr<<"Error: can't open \""<<file_name<<"\""<<endl;
    return -1;
  }

  // read in the items
  for  (float f; istrm>>f, istrm.good(); ) items.push_back(f); 

  // sort them 
  sort(items.begin(), items.end());

  // display the sorted items
  for (vector<float>::iterator iter=items.begin(); iter!=items.end(); iter++) {
     cout<<*iter<<endl;
  }

  istrm.close();
  return 0;
}