Chapter 9.2, Problem 26CP

Explanation of Solution

The “in” operator:

• • The built-in “in” operator can be used to check whether a specific element exists in a set.
• • The “in” operator along with the set to be inspected and the element to be checked will perform the exist check in a set.

Syntax:

In Python, the “in” operator can be used to check whether an element exists in a set, it can be expressed as follows:

element in set

In the above syntax,

• • The “set” is a set containing elements which are not in a specific order.
• • The “element” is the data to be checked whether it exists in the set or not.
• • The operation will return either “true” or “false” based on the existence status of the “element” in set “set”...