LLD Interview Notes: Day 23/50
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LLD Interview Notes: Day 23/50 Topic: Iterator Pattern Imagine you're building an application that manages thousands of books in a library. Users should be able to browse books one by one without knowing how they are stored internally. What if the collection uses an array today but changes to a linked list tomorrow? Should the client need to change its traversal logic every time the underlying data structure changes? How can we provide a consistent way to access elements without exposing the internal structure of a collection? That's where the Iterator Pattern comes in. What Is the Ite
Posted by SCR (8.5k followers) 3 h ago · 16 likes · 415 views · view the original post on X. Kept by the Dev Radar as Careers & learning.
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