Chapter 16, Problem 45RQE

Explanation of Solution

Iterator:

• In C++, iterator is used to access and manipulate the container’s element.
• It is an object that can be used to iterate over the elements in a collection. It behaves like pointers that can access the information from a container.
• The content of the vector can be manipulated or printed using an Iterator.
• While defining an iterator, the compiler will automatically select the right data type.

Example:

The definition of an iterator is same as the definition of a container...