Vector vs. deques

Vector vs. deques.

Vectors are used to store contiguous elements like an array. However, unlike arrays, vectors can be resized
Dequeues, are double ended queues that store elements in a linear order. They allow elements to be accessed at any position.

Vector vs. deques.

- Vector supports dynamically expandable array.
- Deque is double ended queue. Deque elements can be accessed from both the ends while vector elements can be accessed using subscript notion.