Sets are associative containers that store unique elements. A stored element must be unique because it is identified with the value itself. Once the elements are inserted in the set, they cannot be modified; however, they can be inserted or removed from the container.

What is a sets in programming?

In computer science, a set is an abstract data type that will store an unordered collection of unique values. In many programming languages, sets are implemented as built-in data structures, similar to arrays or dictionaries.

What is set data structure?

A set is a data structure that can store any number of unique values in any order you so wish. Set’s are different from arrays in the sense that they only allow non-repeated, unique values within them. … This will automatically create a set of the unique values in our array for us.