python刷题—日常刷题

1.题目

https://leetcode-cn.com/problems/add-two-numbers/

2.个人题解

# 第一次完美提交，和官方答案思路一样，记录下
class ListNode:
    def __init__(self, val=0, next=None):
        self.val = val
        self.next = next
class Solution:
    def addTwoNumbers(self, l1, l2) :
        new = ListNode()  # 初始化
        head = new
        temp = 0
        sums = 0
        while l1 or l2:
            if l1 and l2:
                sums = l1.val + l2.val + temp
                if sums >= 10:
                    temp = 1
                    sums = sums - 10
                else:
                    temp = 0
                l1 = l1.next
                l2 = l2.next
            elif l1 or l2: