{"id":208210,"date":"2025-07-08T10:40:38","date_gmt":"2025-07-08T02:40:38","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208210\/"},"modified":"2025-07-08T10:40:38","modified_gmt":"2025-07-08T02:40:38","slug":"%e4%ba%8c%e6%95%b0%e5%92%8c%e7%ae%97%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208210\/","title":{"rendered":"\u4e8c\u6570\u548c\u7b97\u6cd5"},"content":{"rendered":"<p><b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>&gt;<\/span> <span>\u4e8c\u6570\u548c\u7b97\u6cd5<\/span><\/p>\n<p><span>\u6765\u6e90\uff1astackoverflow<\/span><br \/>\n<span>2024-04-30 11:54:24<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4e8c\u6570\u548c\u7b97\u6cd5\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">Golang<\/span>\uff0c\u6216\u8005\u662f\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">Golang<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n<p> \u95ee\u9898\u5185\u5bb9<br \/>\n <\/p>\n<p>\u4e0b\u9762\u7b97\u6cd5\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u662f o(log(n))\uff0c\u4f46\u6211\u53ea\u662f\u597d\u5947 for \u5faa\u73af\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u662f\u591a\u5c11\uff1f<\/p>\n<pre>func TwoNumberSum(array[] int, target int)[] int {\n    sort.Ints(array)\n    left, right: = 0, len(array) - 1\n    for left &lt; right &amp;&amp; left &gt;= 0 &amp;&amp; right &lt; len(array) {\n        if array[left] + array[right] == target {\n            return [] int {\n                array[left], array[right]\n            }\n        } else if array[left] + array[right] &lt; target {\n            left += 1\n        } else {\n            right -= 1\n        }\n    }\n    return [] int {}\n}\n<\/pre>\n<p> <\/p>\n<h2>\u6b63\u786e\u7b54\u6848<\/h2>\n<p> <\/p>\n<p>\u8be5\u58f0\u660e\u4e0d\u6b63\u786e\u3002\u5bf9\u4e8e <code>input = [1,2,3,4,5]<\/code> \u4e14 <code>target = 9<\/code>\uff0c<code>left<\/code> \u5c06\u904d\u5386\u6574\u4e2a\u6570\u7ec4\u3002 <code>for<\/code> \u5faa\u73af\u4ee5\u53ca\u6574\u4e2a\u7b97\u6cd5\u7684\u590d\u6742\u5ea6\u4e3a <code>O(n)<\/code>\u3002<\/p>\n<p>\u7f16\u8f91\uff1a\u6211\u521a\u521a\u6ce8\u610f\u5230\u989d\u5916\u7684 <code>sort()<\/code> \u8c03\u7528\u3002\u6392\u5e8f\u4f1a\u4f7f\u7b97\u6cd5\u7684\u590d\u6742\u5ea6\u4e3a<code>O(nlogn)<\/code>\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u524d\u4f4d\u7f6e\uff1a &gt; &gt; &#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-208210","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208210"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208210\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}