Update README.md

README.md

@@ -89,7 +89,7 @@ srun hello_mpi_world
 
 Request four cores on the cluster for 10 minutes, using 100 MB of RAM per core. Assuming hello.mpi was compiled with MPI support, srun will create four instances of it, on the nodes allocated by Slurm.
 
-You can try the above example by downloading the example hello world program from Wikipedia (name it for instance wiki_mpi_example.c), and compiling it with
+You can try the above example by using the example hello world program (`hello_mpi_world.c`), and compiling it with
 
 ```
 module load autoload intelmpi