#include <stdio.h>
#include <iostream>
#include <getopt.h>
#include <vector>
#include "TFile.h"
#include "TTree.h"


using namespace std;
int main(int argc, char **argv)
{
  

  int option(0);
  const char* fileOut;
  while ((option = getopt(argc, argv,"o:")) != -1) {
    switch (option) {
    case 'o' : {
      fileOut = optarg;
      break;
    }
    }
  }

  TFile* f = new TFile(fileOut,"recreate");
  TTree* t = new TTree("MC","MC");

  double hits1;
  t->Branch("hits1", &hits1);

  for (int i(0); i < 100; i++) {
    hits1 = double(i);
    t->Fill();

  }

  t->Write();

  return 0;
}