Added a printout when the tracking itself starts and stops.

diff --git a/mtp.cc b/mtp.cc
index c6d31b3..c982fae 100644 (file)
--- a/mtp.cc
+++ b/mtp.cc
@@ -46,7 +46,9 @@ int main(int argc, char **argv) {
     cout << "Read " << argv[1] << endl;
 
     tracker->build_graph();
+    cout << "Starting to track ... "; cout.flush();
     tracker->track();
+    cout << "done." << endl;
 
     ofstream out_traj("result.trj");
     tracker->write_trajectories(&out_traj);