diff --git a/examples/ndn-simple.cpp b/examples/ndn-simple.cpp
index dea70a0..b7755e8 100644
--- a/examples/ndn-simple.cpp
+++ b/examples/ndn-simple.cpp
@@ -45,52 +45,52 @@
  *     NS_LOG=ndn.Consumer:ndn.Producer ./waf --run=ndn-simple
  */
 
-int 
-main (int argc, char *argv[])
+int
+main(int argc, char* argv[])
 {
   // setting default parameters for PointToPoint links and channels
-  Config::SetDefault ("ns3::PointToPointNetDevice::DataRate", StringValue ("1Mbps"));
-  Config::SetDefault ("ns3::PointToPointChannel::Delay", StringValue ("10ms"));
-  Config::SetDefault ("ns3::DropTailQueue::MaxPackets", StringValue ("20"));
+  Config::SetDefault("ns3::PointToPointNetDevice::DataRate", StringValue("1Mbps"));
+  Config::SetDefault("ns3::PointToPointChannel::Delay", StringValue("10ms"));
+  Config::SetDefault("ns3::DropTailQueue::MaxPackets", StringValue("20"));
 
   // Read optional command-line parameters (e.g., enable visualizer with ./waf --run=<> --visualize
   CommandLine cmd;
-  cmd.Parse (argc, argv);
+  cmd.Parse(argc, argv);
 
   // Creating nodes
   NodeContainer nodes;
-  nodes.Create (3);
+  nodes.Create(3);
 
   // Connecting nodes using two links
   PointToPointHelper p2p;
-  p2p.Install (nodes.Get (0), nodes.Get (1));
-  p2p.Install (nodes.Get (1), nodes.Get (2));
+  p2p.Install(nodes.Get(0), nodes.Get(1));
+  p2p.Install(nodes.Get(1), nodes.Get(2));
 
   // Install NDN stack on all nodes
   ndn::StackHelper ndnHelper;
-  ndnHelper.SetDefaultRoutes (true);
-  ndnHelper.InstallAll ();
+  ndnHelper.SetDefaultRoutes(true);
+  ndnHelper.InstallAll();
 
   // Installing applications
 
   // Consumer
-  ndn::AppHelper consumerHelper ("ns3::ndn::ConsumerCbr");
+  ndn::AppHelper consumerHelper("ns3::ndn::ConsumerCbr");
   // Consumer will request /prefix/0, /prefix/1, ...
-  consumerHelper.SetPrefix ("/prefix");
-  consumerHelper.SetAttribute ("Frequency", StringValue ("10")); // 10 interests a second
-  consumerHelper.Install (nodes.Get (0)); // first node
+  consumerHelper.SetPrefix("/prefix");
+  consumerHelper.SetAttribute("Frequency", StringValue("10")); // 10 interests a second
+  consumerHelper.Install(nodes.Get(0));                        // first node
 
   // Producer
-  ndn::AppHelper producerHelper ("ns3::ndn::Producer");
+  ndn::AppHelper producerHelper("ns3::ndn::Producer");
   // Producer will reply to all requests starting with /prefix
-  producerHelper.SetPrefix ("/prefix");
-  producerHelper.SetAttribute ("PayloadSize", StringValue("1024"));
-  producerHelper.Install (nodes.Get (2)); // last node
+  producerHelper.SetPrefix("/prefix");
+  producerHelper.SetAttribute("PayloadSize", StringValue("1024"));
+  producerHelper.Install(nodes.Get(2)); // last node
 
-  Simulator::Stop (Seconds (20.0));
+  Simulator::Stop(Seconds(20.0));
 
-  Simulator::Run ();
-  Simulator::Destroy ();
+  Simulator::Run();
+  Simulator::Destroy();
 
   return 0;
 }