[kondo@lxplus438]~/RDtools% root -b
  *******************************************
  *                                         *
  *        W E L C O M E  to  R O O T       *
  *                                         *
  *   Version   5.10/00      1 March 2006   *
  *                                         *
  *  You are welcome to visit our Web site  *
  *          http://root.cern.ch            *
  *                                         *
  *******************************************

Compiled on 2 March 2006 for linux with thread support.

CINT/ROOT C/C++ Interpreter version 5.16.8, February 9, 2006
Type ? for help. Commands must be C++ statements.
Enclose multiple statements between { }.

Applying ATLAS style settings...

root [0] .x plot_Luminosity.C
Warning: Automatic variable i is allocated plot_Luminosity.C:15:
number of time intervals= 405
root [1]