Deque Data Type#
A Deque
is a combination of a Stack
and a Queue
, providing a homogeneous data type with full access (insertion, peeking, and removal) at both the beginning and the end, but not in the middle.

A Deque
is a combination of a Stack
and a Queue
, providing a homogeneous data type with full access (insertion, peeking, and removal) at both the beginning and the end, but not in the middle.