It may not be immediately obvious why the whole chapter is dedicated to strings. Aren’t they just glorified arrays? There are several answers to these challenges:
Indeed, strings are not just arrays or, rather, not only arrays: in different contexts, other representations, such as trees or complex combinations of arrays, may be used. And, besides, there are additional properties that are important for strings even when they are represented as arrays.
There are a lot of string-specific algorithms that ...
