LeetCode 002, Add Two Numbers
2015-10-18 21:49
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题目链接：https://leetcode.com/problems/add-two-numbers/
代码：class Solution: def addTwoNumbers(self, l1, l2): if(l1 == None): return l2 if(l2 == None): return l1 ans, pre, flag = l1, l1, 0 while(l1 != None and l2 != None): l1.val += l2.val + flag l1.val, flag = l1.val%10, l1.val/10 pre, l1, l2 = l1, l1.next, l2.next if(l1 == None): pre.next, l1, l2 = l2, l2, None while(flag and l1 != None): l1.val += flag l1.val, flag = l1.val%10, l1.val/10 pre, l1 = l1, l1.next if(flag): pre.next = ListNode(1) return ans
运行时间：136ms, 88.67%
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