Leetcode #2. 两数相加
原文英文，约500词，阅读约需2分钟。发表于：。Problem You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order, and each of their nodes contains a single digit. Add the two...
给定两个非空链表表示非负整数，数字以逆序存储。将两个数字相加并返回结果链表。示例：l1=[2,4,3]，l2=[5,6,4]，输出为[7,0,8]。使用指针遍历链表，处理进位，最终返回结果链表。
