You have just reached the end of the last chapter of the book. First, the classification of data structures has been presented, taking into account linear and non-linear data structures. In the first group, you can find arrays, lists, stacks, and queues, while the second group involves graphs, trees, heaps, as well as their variants. In the following part of this chapter, the diversity of applications of various data structures has been taken into account. You have seen a short summary of each described data structure, as well as information about some problems which can be solved with the use of a particular data structure, such as a queue or a graph. To make the content easier to understand, as well as to remind you of the various topics from the previous chapters, the summary has been equipped with illustrations of data structures.

In the introduction to this book, I invited you to start your adventure with data structures and algorithms. While reading the following chapters...