#include <iostream>
#include "Rtypes.h"

using namespace std;

void t2() {
   //TTree *bp = (TTree*)gDirectory->Get("bp");
   ULong64_t       time;
   //bp->SetBranchAddress("since",&time);

   static const Long64_t nentries = 10; //bp->GetEntries();
   Double_t tinsec[nentries];
   for (Int_t i=0; i<nentries;i++) {
      time = 1147269598409000000;
      tinsec[i]=time/1.e+9;
      cout << "time: " << time << " tinsec[" << i << "]: " << tinsec[i] << endl;
   }
}