{"id":300,"date":"2020-09-26T10:21:53","date_gmt":"2020-09-26T02:21:53","guid":{"rendered":"http:\/\/39.96.58.60\/?p=300"},"modified":"2022-10-18T16:43:48","modified_gmt":"2022-10-18T08:43:48","slug":"leetcode-2-%e4%b8%a4%e6%95%b0%e7%9b%b8%e5%8a%a0","status":"publish","type":"post","link":"http:\/\/www.yatenglg.cn\/blog\/?p=300","title":{"rendered":"Leetcode 2. \u4e24\u6570\u76f8\u52a0"},"content":{"rendered":"<p>\u7ed9\u51fa\u4e24\u4e2a&nbsp;<strong>\u975e\u7a7a<\/strong> \u7684\u94fe\u8868\u7528\u6765\u8868\u793a\u4e24\u4e2a\u975e\u8d1f\u7684\u6574\u6570\u3002\u5176\u4e2d\uff0c\u5b83\u4eec\u5404\u81ea\u7684\u4f4d\u6570\u662f\u6309\u7167&nbsp;<strong>\u9006\u5e8f<\/strong>&nbsp;\u7684\u65b9\u5f0f\u5b58\u50a8\u7684\uff0c\u5e76\u4e14\u5b83\u4eec\u7684\u6bcf\u4e2a\u8282\u70b9\u53ea\u80fd\u5b58\u50a8&nbsp;<strong>\u4e00\u4f4d<\/strong>&nbsp;\u6570\u5b57\u3002<\/p>\n<p>\u5982\u679c\uff0c\u6211\u4eec\u5c06\u8fd9\u4e24\u4e2a\u6570\u76f8\u52a0\u8d77\u6765\uff0c\u5219\u4f1a\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u94fe\u8868\u6765\u8868\u793a\u5b83\u4eec\u7684\u548c\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u5047\u8bbe\u9664\u4e86\u6570\u5b57 0 \u4e4b\u5916\uff0c\u8fd9\u4e24\u4e2a\u6570\u90fd\u4e0d\u4f1a\u4ee5 0&nbsp;\u5f00\u5934\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre><strong>\u8f93\u5165\uff1a<\/strong>(2 -&gt; 4 -&gt; 3) + (5 -&gt; 6 -&gt; 4)\n\n<strong>\u8f93\u51fa\uff1a<\/strong>7 -&gt; 0 -&gt; 8\n\n<strong>\u539f\u56e0\uff1a<\/strong>342 + 465 = 807\n\n<\/pre>\n<p>**\u96be\u5ea6**: Medium<\/p>\n<p>**\u6807\u7b7e**: \u94fe\u8868\u3001 \u6570\u5b66\u3001<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism undefined-numbers lang-python\" data-lang=\"Python\"><code>\n# -*- coding: utf-8 -*-\n# @Author  : LG\n\n\"\"\"\n\u6267\u884c\u7528\u65f6\uff1a68 ms, \u5728\u6240\u6709 Python3 \u63d0\u4ea4\u4e2d\u51fb\u8d25\u4e8682.51% \u7684\u7528\u6237\n\u5185\u5b58\u6d88\u8017\uff1a13.7 MB, \u5728\u6240\u6709 Python3 \u63d0\u4ea4\u4e2d\u51fb\u8d25\u4e865.13%\n\n\u89e3\u9898\u601d\u8def\uff1a\n    \u4f9d\u6b21\u8ba1\u7b97\u5f53\u524d\u4f4d\u548c\uff0c\u5e76\u8bb0\u5f55\u8fdb\u4f4d\n\"\"\"\n\n# Definition for singly-linked list.\n# class ListNode:\n#     def __init__(self, x):\n#         self.val = x\n#         self.next = None\n\nclass Solution:\n    def addTwoNumbers(self, l1: ListNode, l2: ListNode) -&gt; ListNode:\n        add = 0\n        l3 = l4 = ListNode(0)\n        while l1 or l2 or add:\n            if l1:\n                add += l1.val\n                l1 = l1.next\n            if l2:\n                add += l2.val\n                l2 = l2.next\n            l3.next = ListNode(add % 10)\n            add = add \/\/ 10\n            l3 = l3.next\n        return l4.next\n\n<\/code><\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7ed9\u51fa\u4e24\u4e2a&nbsp;\u975e\u7a7a \u7684\u94fe\u8868\u7528\u6765\u8868\u793a\u4e24\u4e2a\u975e\u8d1f\u7684\u6574\u6570\u3002\u5176\u4e2d\uff0c\u5b83\u4eec\u5404\u81ea\u7684\u4f4d\u6570\u662f\u6309\u7167&nbsp;\u9006\u5e8f&nbsp;&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/300"}],"collection":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=300"}],"version-history":[{"count":1,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/300\/revisions"}],"predecessor-version":[{"id":301,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/300\/revisions\/301"}],"wp:attachment":[{"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}