摘要：
收获：1、程序调试一定要根据结果推理，不能乱试，至少要有根据的试 2、单向链表遍历的时候要注意: 不能找到之前的元素。这样，在遍历到list末尾的时候，就不能给list添加元素了。Problem: 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 li... 阅读全文
