instructions instruction comment break/b 设置断点 continue/c 继续执行程序 list/l 查看当前行附近代码段 step/s 进入函数 return/r 执行代码直到当前函数返回 exit/q 中止并退出 next/n 执行下一行 pp 打印变量值 help 帮助 how can i use it
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 contain a single digit. Add the two numbers and return it as a linked list. You may assume the two numbers do not contain any leading zero, except the number 0 itself. Example: 1 2 3 Input: (2 -> 4 -> 3) + (5 -> 6 ->