#include <TSystem.h>
#include <TProfile.h>
#include <TBrowser.h>
#include <TROOT.h>
#include <TGraph.h>
#include <TNtuple.h>
#include <TString.h>
#include <TH1D.h>
#include <TFile.h>
#include <TH1D.h>
#include <TF1.h>
#include <TMath.h>
#include <TH2D.h>
#include <TCanvas.h>
#include <TLegend.h>
#include <TStyle.h>
#include <TLatex.h>
#include <TInterpreter.h>
#include <TGraphAsymmErrors.h>
#include <TGraphErrors.h>

void readTxT() {

TFile *pfOutput;
ifstream in; 
in.open("example.txt");
pfOutput = new TFile("out.root","RECREATE");
cout<<"!!!!!!!!!!!Got the input files!!!!"<<endl;
double x[18];
double aaa[300], bbb[300], ccc[300], ddd[300];
int nline = 0;

TH1F *hTest = new TH1F("hTest",";Temp;A.U",1000, 0, 10000);

string tmpstring;
getline(in,tmpstring);
getline(in,tmpstring);
if( !in.good() ) cout<< "!!!!! You have a problem, the input file is not good" <<endl;
while (in.good()) {
  in >> x[0] >> x[1] >> x[2] >> x[3] >> x[4] >> x[5] >> x[6] >> x[7] >> x[8] ;
  aaa[nline] = x[0]; bbb[nline] = x[1]; ccc[nline] = x[2]; ddd[nline] = x[3]; 
  cout<<"nline= "<<nline<<" y= " <<x[0] <<"-"<< x[1] << "\t pt= "<<x[2] <<"-"<<x[3] <<endl;
  hTest->Fill(x[0]);
  nline++;
}// while
printf(" found %d points\n",nline);
cout<<"#######  Done reading the input dat file!"<<endl;
pfOutput->cd();

TH1::SetDefaultSumw2();

hTest->Write();

in.close();
pfOutput->Write();
cout<<"####### Wrote hists to file, and closed file! Good luck!"<<endl;

}