DIY: Maximum Frequency Stack
Understand how to build a frequency stack data structure in JavaScript that supports pushing integers and popping the most frequent element. Learn the mechanics of tracking frequencies and resolving ties by returning the most recently pushed element with the highest frequency, preparing you for similar coding interview challenges.
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