# SPO Exercise Session Lecture 18 ## Individual Exercises ![](https://i.imgur.com/NZ4abe6.png) ![](https://i.imgur.com/QInOnir.png) ![](https://i.imgur.com/HbO35dR.png) ![](https://i.imgur.com/VoWsv1Z.png) ## Group exercises ![](https://i.imgur.com/G8sRVbi.png) ![](https://i.imgur.com/aBYqw0v.png)