Queue
Explore the fundamentals of the queue data structure used in competitive programming. Understand how the FIFO order manages element insertion and removal, and learn key operations like push, pop, front, and back in C++. This lesson prepares you to implement queues efficiently for contest problems.
Queue
A queue is a linear data structure where a particular order in operations is maintained i.e., FIFO (First In First Out).
In Queue, we remove the least recently added element. In Stack, we remove the most recently added element.
We maintain front ...