{"id":41708,"date":"2023-12-11T14:54:21","date_gmt":"2023-12-11T06:54:21","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=41708"},"modified":"2023-12-11T14:54:21","modified_gmt":"2023-12-11T06:54:21","slug":"%e7%94%a8python%e5%ae%9e%e7%8e%b0%e4%b8%80%e4%b8%aa%e4%ba%8c%e5%88%86%e6%9f%a5%e6%89%be%e7%9a%84%e5%87%bd%e6%95%b0%e3%80%82","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e7%94%a8python%e5%ae%9e%e7%8e%b0%e4%b8%80%e4%b8%aa%e4%ba%8c%e5%88%86%e6%9f%a5%e6%89%be%e7%9a%84%e5%87%bd%e6%95%b0%e3%80%82\/","title":{"rendered":"\u7528Python\u5b9e\u73b0\u4e00\u4e2a\u4e8c\u5206\u67e5\u627e\u7684\u51fd\u6570\u3002"},"content":{"rendered":"<p>&#8220;`&#8221;                    \u4e8c\u5206\u67e5\u627e\u7b97\u6cd5\uff1a\u7b80\u5355\u7684\u8bf4\uff0c\u5c31\u662f\u5c06\u4e00\u4e2a\u5217\u8868\u5148\u6392\u5e8f\u597d\uff0c\u6bd4\u5982\u6309\u7167\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u597d\uff0c\u5f53\u7ed9\u5b9a\u4e00\u4e2a\u6570\u636e\uff0c\u6bd4\u59823\uff0c\u67e5\u627e3\u5728\u5217\u8868\u4e2d\u7684\u4f4d\u7f6e\u65f6\uff0c\u53ef\u4ee5\u5148\u627e\u5230\u5217\u8868\u4e2d\u95f4\u7684\u6570li[middle]\u548c3\u8fdb\u884c\u6bd4\u8f83\uff0c\u5f53\u5b83\u6bd43\u5c0f\u65f6\uff0c\u90a3\u4e483\u4e00\u5b9a\u662f\u5728\u5217\u8868\u7684\u53f3\u8fb9\uff0c\u53cd\u4e4b\uff0c\u52193\u5728\u5217\u8868\u7684\u5de6\u8fb9\uff0c\u6bd4\u5982\u5b83\u6bd43\u5c0f\uff0c\u5219\u4e0b\u6b21\u5c31\u53ef\u4ee5\u53ea\u6bd4\u8f83[middle+1, end]\u7684\u6570\uff0c\u7ee7\u7eed\u4f7f\u7528\u4e8c\u5206\u6cd5\uff0c\u5c06\u5b83\u4e00\u5206\u4e3a\u4e8c\uff0c\u76f4\u5230\u627e\u52303\u8fd9\u4e2a\u6570\u8fd4\u56de\u6216\u8005\u5217\u8868\u5168\u90e8\u904d\u5386\u5b8c\u6210\uff083\u4e0d\u5728\u5217\u8868\u4e2d\uff09<\/p>\n<p>\u4f18\u70b9\uff1a\u6548\u7387\u9ad8\uff0c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(logN)\uff1b<br \/>\n\u7f3a\u70b9\uff1a\u6570\u636e\u8981\u662f\u6709\u5e8f\u7684\uff0c\u987a\u5e8f\u5b58\u50a8\u3002<\/p>\n<p>&lt;pre&gt;&lt;code&gt;li = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]<\/p>\n<p>def search(someone, li):<br \/>\n    l = -1<br \/>\n    h = len(li)<\/p>\n<p>    while l + 1 != h:<br \/>\n        m = int((l + h) \/ 2)<br \/>\n        if li[m] &lt; someone:<br \/>\n            l = m<br \/>\n        else:<br \/>\n            h = m<br \/>\n    p = h<br \/>\n    if p &gt;= len(li) or li[p] != someone:<br \/>\n        print(&quot;&quot;\u5143\u7d20\u4e0d\u5b58\u5728&quot;&quot;)<br \/>\n    else:<br \/>\n        str = &quot;&quot;\u5143\u7d20\u7d22\u5f15\u4e3a%d&quot;&quot; % p<br \/>\n        print(str)<\/p>\n<p>search(3, li)  # \u5143\u7d20\u7d22\u5f15\u4e3a2<br \/>\n&lt;\/code&gt;&lt;\/pre&gt;<\/p>\n<p>&lt;pre&gt;&lt;code&gt;            &quot;&#8220;`<br \/>\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`&#8221; \u4e8c\u5206\u67e5\u627e\u7b97\u6cd5\uff1a\u7b80\u5355\u7684\u8bf4\uff0c\u5c31\u662f\u5c06\u4e00\u4e2a\u5217\u8868\u5148\u6392\u5e8f\u597d\uff0c\u6bd4\u5982\u6309\u7167\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u597d\uff0c [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-41708","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/41708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=41708"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/41708\/revisions"}],"predecessor-version":[{"id":41709,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/41708\/revisions\/41709"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=41708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=41708"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=41708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}