#include <iostream>
#include <fstream>
#include <cstdlib>

using namespace std;

typedef unsigned char byte;

struct obs
{ short int year;
  byte month, day;
  short int mint, avgt, maxt, prec; };

int main()
{ if (sizeof(obs) != 12)
  { cerr << "Sizeof obs unexpected value " << sizeof(obs) << "\n";
    exit(1); }
  ifstream fin("/home/www/class/een118/labs/weather/MIAMI-FL.txt");
  ofstream fout("obs.dat", ios::out | ios::trunc | ios::binary);
  if (fin.fail() || fout.fail())
  { cerr << "file trouble\n";
    exit(1); }
  int year, month, day, ignore;
  double mint, avgt, maxt, prec;
  while (true)
  { fin >> year >> month >> day >> mint >> avgt >> maxt >> ignore >> ignore >> prec;
    if (fin.fail())
      break;
    obs o;
    o.year = year;
    o.month = month;
    o.day = day;
    o.mint = 10 * mint;
    o.avgt = 10 * avgt;
    o.maxt = 10 * maxt;
    o.prec = 10 * prec;
    fout.write((char *)& o, sizeof(o)); }
  fout.close();
  fin.close(); }