DIY: Min Stack
Explore how to implement a Min Stack that supports push pop operations and returns the minimum element in constant time without removing it. Understand designing algorithms that optimize data retrieval performance, a common interview challenge.
We'll cover the following...
We'll cover the following...
Problem statement
You have to implement the MinStack class, which has a min() function. Whenever min() is called, the minimum value of the stack is returned in O(1) time. The element is ...