You have now been introduced to the basic operations of R. The R console is composed of lines, which can take the form of comments, calculations, or outputs. You encountered all of these features while solving Zhuge Liang's magic square. In the process, you also gained the skills to:

Congratulations, you have earned the late strategist's respect and proven yourself a worthy successor. Zhuge Liang's assistant has provided you with documents containing detailed data about the resources of the Shu and Wei kingdoms. Now it is time for you to organize this information and prepare it for analysis, which will be the focus of Chapter 4.