{"id":715,"date":"2020-09-26T11:13:50","date_gmt":"2020-09-26T03:13:50","guid":{"rendered":"http:\/\/39.96.58.60\/?p=715"},"modified":"2022-10-18T16:38:15","modified_gmt":"2022-10-18T08:38:15","slug":"leetcode-1-%e4%b8%a4%e6%95%b0%e4%b9%8b%e5%92%8c","status":"publish","type":"post","link":"https:\/\/www.yatenglg.cn\/blog\/?p=715","title":{"rendered":"Leetcode 1. \u4e24\u6570\u4e4b\u548c"},"content":{"rendered":"<p>\u7ed9\u5b9a\u4e00\u4e2a\u6574\u6570\u6570\u7ec4 <code>nums<\/code>&nbsp;\u548c\u4e00\u4e2a\u76ee\u6807\u503c <code>target<\/code>\uff0c\u8bf7\u4f60\u5728\u8be5\u6570\u7ec4\u4e2d\u627e\u51fa\u548c\u4e3a\u76ee\u6807\u503c\u7684\u90a3&nbsp;<strong>\u4e24\u4e2a<\/strong>&nbsp;\u6574\u6570\uff0c\u5e76\u8fd4\u56de\u4ed6\u4eec\u7684\u6570\u7ec4\u4e0b\u6807\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u5047\u8bbe\u6bcf\u79cd\u8f93\u5165\u53ea\u4f1a\u5bf9\u5e94\u4e00\u4e2a\u7b54\u6848\u3002\u4f46\u662f\uff0c\u6570\u7ec4\u4e2d\u540c\u4e00\u4e2a\u5143\u7d20\u4e0d\u80fd\u4f7f\u7528\u4e24\u904d\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u793a\u4f8b:<\/strong><\/p>\n<pre>\u7ed9\u5b9a nums = [2, 7, 11, 15], target = 9\n\n\n\n\u56e0\u4e3a nums[<strong>0<\/strong>] + nums[<strong>1<\/strong>] = 2 + 7 = 9\n\n\u6240\u4ee5\u8fd4\u56de [<strong>0, 1<\/strong>]\n\n<\/pre>\n<p>**\u96be\u5ea6**: Easy<\/p>\n<p>**\u6807\u7b7e**: \u6570\u7ec4\u3001 \u54c8\u5e0c\u8868\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\uff1a56 ms, \u5728\u6240\u6709 Python3 \u63d0\u4ea4\u4e2d\u51fb\u8d25\u4e8696.65% \u7684\u7528\u6237\n\u5185\u5b58\u6d88\u8017\uff1a15.2 MB, \u5728\u6240\u6709 Python3 \u63d0\u4ea4\u4e2d\u51fb\u8d25\u4e865.48% \u7684\u7528\u6237\n\n\u89e3\u9898\u601d\u8def\uff1a\n    \u4f7f\u7528\u5b57\u5178\u5b58\u50a8\uff0c\u5feb\u901f\u67e5\u627e\n\"\"\"\nclass Solution:\n    def twoSum(self, nums, target: int):\n        n = len(nums)\n        record = {}\n        for i, v in enumerate(nums):\n            a = target-v\n            if a not in record:\n                record[v] = i\n            else:\n                return [i, record[a]]\n<\/code><\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u7ed9\u5b9a\u4e00\u4e2a\u6574\u6570\u6570\u7ec4 nums&nbsp;\u548c\u4e00\u4e2a\u76ee\u6807\u503c target\uff0c\u8bf7\u4f60\u5728\u8be5\u6570\u7ec4\u4e2d\u627e\u51fa\u548c\u4e3a\u76ee\u6807\u503c\u7684\u90a3&nbsp;&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/715"}],"collection":[{"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=715"}],"version-history":[{"count":1,"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/715\/revisions"}],"predecessor-version":[{"id":716,"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=\/wp\/v2\/posts\/715\/revisions\/716"}],"wp:attachment":[{"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yatenglg.cn\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}