docs: changing links and uniforming style

1_single_core_job/README.md

@@ -31,4 +31,4 @@ The job step with the single task is allocated and performed with the __srun__ c
 #### The python script
 The python script represents the taskt to be done. In this case the task is to print out some environment variables that are set by Slurm.
 
-The environment variable __JOB_ID__ can be used to create temporary files and folders. In this example it creates a file named <JOB_ID>.txt and writes the job name into it.
+The environment variable __JOB_ID__ can be used to create temporary files and folders. In this example it creates a file named _<JOB_ID>_.txt and writes the job name into it.
\ No newline at end of file

README.md

@@ -20,4 +20,4 @@ A single core job is a job with only a single thread. This type of job is used w
 
 A simple example could be a data parser that reads a file and transforms it into a more suitable format.
 
-Learn more about the [example](https://gitlab.liu.se/rasri17/lundgren-examples/-/blob/main/1_single_core_job/README.md).
+Learn more about the [example](https://gitlab.liu.se/rasri17/lundgren-examples/-/tree/main/1_single_core_job).