Merge branch 'update_exe_mem' into 'main'

add reading exercise for good scientific practice lecture

See merge request !75

exercises/memory-hierarchies.qmd

@@ -9,3 +9,5 @@ which in turn calls `fcyc2()` and `fcyc2_full()`.
 What happens there to ensure that only the desired cache effects for the test function `f` are measured?
 Describe the mechanism and why it is necessary for accurate measurements in a short paragraph.
 Refer to the code and what you learned in the lecture about it.
+
+*In preparation for next weeks lecture on "Good Scientific Practice", please read the pages 5-9 from the [European Code of Conduct for Research Integrity](https://allea.org/wp-content/uploads/2023/06/European-Code-of-Conduct-Revised-Edition-2023.pdf).*