#include "TFile.h"
#include "TTree.h"
#include "TBrowser.h"
#include "TH1.h"
#include "TH2.h"
#include "TRandom.h"
#include "TChain.h"
//#include <stdio.h>
#include <iostream>

//latest 25 oct

TChain * fChain;
  
void chain_files()
{

  //  TFile foutput("./MyOutput_that_annoyingly_has_no_branches.root","RECREATE");

  //  Char_t file1[200];
  
   fChain = new TChain("Analysed_Data");
 
//    fChain->SetBranchStatus("DC_E*",0);
//    fChain->SetBranchStatus("Mul*",0);
//    fChain->SetBranchStatus("E_C*",0);
//    fChain->SetBranchStatus("B_DC",0);
//    fChain->SetBranchStatus("F_DC",0);
//    fChain->SetBranchStatus("NDC_E_Clover",0);
   // this work?

   // sprintf(file1,"/home/bp/yrootfiles/Run%i_cal3.root",i); 
 
       fChain->Add("/home/bp/zappa/sisters/N557_569/oxy/clean/Oxy.root");
       fChain->Add("/home/bp/zappa/sisters/N572_596/oxy/clean/Oxy.root");
     
   // fChain->StartViewer();

     //   foutput.WriteObject(fChain,fChain->GetName());  
     //empty tree in output, but can use directly in session ok.

     fChain->Process("boselector.C++");
}