Update ai2sysproj.md

courses/ai2sysproj.md

@@ -18,6 +18,7 @@ The AI-2 Systems Project aims to provide hands-on experience for the topics cove
 That includes the implementation of algorithms for specific problems and the use of existing tools.
 Concretely, the project will consist of several problems, which you will work on individually or in small teams.
 Each problem will require a substantial amount of programming work - after all the project is worth 10 ECTS.
+To get an idea of the problems, you can take a look at the [old assignments](https://kwarc.info/teaching/AISysProj/).
 
 ##### Details, Registration and First Meeting
 On [StudOn](https://www.studon.uni-erlangen.de/univis_2021w.Lecture.42125954).