【Java】
给出链表,求链表上面数据之和
作者:会飞的章鱼 / 发布于2015/6/2/ 536
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a linked list.
Input: (2 -> 4 -> 3) + (5 -> 6 -> 4)
Output: 7 -> 0 -> 8