May 2017
Intermediate to advanced
310 pages
8h 5m
English
Content preview from Python Data Structures and Algorithms
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Queues
Another special type of list is the queue data structure. This data structure is no different from the regular queue you are accustomed to in real life. If you have stood in line at an airport or to be served your favorite burger at your neighborhood shop, then you should know how things work in a queue.
Queues are also a very fundamental and important concept to grasp since many other data structures are built on them.
The way a queue works is that the first person to join the queue usually gets served first, all things being equal. The acronym FIFO best explains this. FIFO stands for first in, first out. When people are standing in a queue waiting for their turn to be served, service is only rendered at the front of the queue. The ...
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