先实例一个头结点,然后在 while 循环中逐个加入节点 del ret 删除头结点 代码实现: classListNode:def__init__(self, x): self.val=x self.next=NoneclassSolution:#@return a ListNodedefaddTwoNumbers(self, l1, l2):ifl1isNone:returnl2elifl2isNone:returnl1else: carry=0 ret=ListNode(0) ret_Last=...
class Solution(object): def addTwoNumbers(self, l1, l2): resultNode = None add = 0 while True: if l1.val == -1: l1.val = 0 if l2.val == -1: l2.val = 0 tSum = (l1.val + l2.val + add) % 10 add = (l1.val + l2.val + add) / 10 listn = ListNode(tSum) if ...
Python练习篇——Leetcode 2. 两数相加(Add Two Numbers) 编程岛 1 人赞同了该文章 注:本文基于64位windows系统(鼠标右键点击桌面“此电脑”图标——属性可查看电脑系统版本)、python3.x(pycharm自动安装的版本, 3.0以上)。 文中代码内容所使用的工具是pycharm-community-2020.1,实践中如有碰到问题,可留言提问...
/usr/bin/python32#-*- coding: utf-8 -*-3#@author: Albert4#@Time: 2018/8/13567classListNode(object):8def__init__(self, x):9self.val =x10self.next =None1112classSolution(object):13defaddTwoNumbers(self, l1, l2):#求解14"""15:type l1: ListNode16:type l2: ListNode17:rtype: Lis...
代码(Python3) # Definition for singly-linked list. # class ListNode: # def __init__(self, val=0, next=None): # self.val = val # self.next = next class Solution: def addTwoNumbers(self, l1: Optional[ListNode], l2: Optional[ListNode]) -> Optional[ListNode]: # 哨兵结点,方便后续处...
LeetCode刷题---Add Two Numbers(一) 简介:LeetCode刷题---Add Two Numbers(一) 🍒题目 给你两个 非空 的链表,表示两个非负的整数。它们每位数字都是按照逆序的方式存储的,并且每个节点只能存储 一位 数字。 请你将两个数相加,并以相同形式返回一个表示和的链表。
语言支持：JS，C++, Python3 JavaScript Code:/* * @lc app=leetcode id=445 lang=javascript * * [445] Add Two Numbers II *//** * Definition for singly-linked list. * function ListNode(val) { * this.val = val; * this.next = null; * } *//** * @param {ListNode} l1 * ...
Python 代码如下: # Definition for singly-linked list. # class ListNode(object): # def __init__(self, val=0, next=None): # self.val = val # self.next = next class Solution(object): def addTwoNumbers(self, l1, l2): st1 = [] ...
力扣(leetcode) 2. 两数相加 (保姆级教学)---击败了 100% Python3的提交记录,题目在这:https://leetcode-cn.com/problems/add-two-numbers/题目分采用一个超容易理解的方法:
Tips:所有代码实现包含三种语言(java、c++、python3) 题目 You are given twonon-emptylinked lists representing two non-negative integers. The digits are stored inreverse orderand each of their nodes contain a single digit. Add the two numbers and return it as a linked list. ...