Gajdusek cleaning

docs.it4i/anselm/software/mpi/mpi.md

@@ -70,31 +70,31 @@ $ mpif90 -v
 Example program:
 
 ```cpp
-    // helloworld_mpi.c
-    #include <stdio.h>
+// helloworld_mpi.c
+#include <stdio.h>
 
-    #include<mpi.h>
+#include<mpi.h>
 
-    int main(int argc, char **argv) {
+int main(int argc, char **argv) {
 
-    int len;
-    int rank, size;
-    char node[MPI_MAX_PROCESSOR_NAME];
+int len;
+int rank, size;
+char node[MPI_MAX_PROCESSOR_NAME];
 
-    // Initiate MPI
-    MPI_Init(&argc, &argv);
-    MPI_Comm_rank(MPI_COMM_WORLD,&rank);
-    MPI_Comm_size(MPI_COMM_WORLD,&size);
+// Initiate MPI
+MPI_Init(&argc, &argv);
+MPI_Comm_rank(MPI_COMM_WORLD,&rank);
+MPI_Comm_size(MPI_COMM_WORLD,&size);
 
-    // Get hostame and print
-    MPI_Get_processor_name(node,&len);
-    printf("Hello world! from rank %d of %d on host %sn",rank,size,node);
+// Get hostame and print
+MPI_Get_processor_name(node,&len);
+printf("Hello world! from rank %d of %d on host %sn",rank,size,node);
 
-    // Finalize and exit
-    MPI_Finalize();
+// Finalize and exit
+MPI_Finalize();
 
-    return 0;
-    }
+return 0;
+}
 ```
 
 Compile the above example with