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Solution: Add Two Numbers

Explore how to add two numbers represented by linked lists with digits stored in reverse order. Learn to simulate the arithmetic addition digit by digit, manage carry handling, and implement this algorithm efficiently. Understand the time and space complexity of this solution to improve problem-solving skills in coding interviews.

Statement

You are given two non-empty linked lists, where each list represents a non-negative integer.
The digits are stored in reverse order, and each node contains exactly one digit.

Your task is to add the two integers and return the result as a linked list, also stored in reverse order. ...