Import Geant4 11.2.0 source tree

examples/extended/physicslists/factory/factory.cc

@@ -29,14 +29,13 @@
 //
 //
 // -------------------------------------------------------------
-//      GEANT4 Hadr00
+//      factory
 //
-//  Application demonstrating Geant4 hadronic cross sections
-//
-//  Author: V.Ivanchenko 20 June 2008
-//
-//  Modified:
+//  Application demonstrating the usage of G4PhysListFactory
+//  to build the concrete physics list
 //
+//  Modified from hadronic/Hadr00/Hadr00.cc
+//     Author: V.Ivanchenko 20 June 2008
 // -------------------------------------------------------------
 //
 //
@@ -101,7 +100,7 @@ int main(int argc,char** argv)
 
   // Detect interactive mode (if no arguments) and define UI session
   //
-  G4UIExecutive* ui = 0;
+  G4UIExecutive* ui = nullptr;
   if ( ! macro.size() ) {
     ui = new G4UIExecutive(argc, argv, session);
   }