Source: 📖 Problem Solving with Algorithms and Data Structures using Python 4.16

Date: 2021-10-29

Operations of a deque

• add_front(item) adds an item to the front of the deque.
• add_rear(item) adds an item to the rear of the deque.
• remove_front(item) removes and returns the item at the front of the deque.
• remove_rear(item) removes and returns the item at the rear of the deque.
• is_emtpy() is a boolean function that checks if the deque is empty.
• size() returns the number of items in the deque.

See also:

• What is a deque?