DIY: Maximum Frequency Stack
Explore how to implement a frequency stack where push adds elements and pop returns the most frequent one, handling ties by recent insertion. This lesson helps you develop crucial coding interview skills by solving a real-world inspired data structure challenge.
We'll cover the following...
We'll cover the following...
Problem statement
Design a stack-like data structure. We should be able to push elements to this data structure and pop elements with maximum frequency.
You have to implement the FreqStack class:
FreqStackdeclare a frequency stack