{"id":227,"date":"2025-10-10T10:10:29","date_gmt":"2025-10-10T02:10:29","guid":{"rendered":"http:\/\/www.pyteam.cn\/?p=227"},"modified":"2025-10-10T10:10:29","modified_gmt":"2025-10-10T02:10:29","slug":"%e7%bb%83%e4%b9%a0%ef%bc%9a%e6%94%b9%e8%bf%9b%e8%be%93%e5%87%ba-6-2","status":"publish","type":"post","link":"http:\/\/www.pyteam.cn\/index.php\/2025\/10\/10\/%e7%bb%83%e4%b9%a0%ef%bc%9a%e6%94%b9%e8%bf%9b%e8%be%93%e5%87%ba-6-2\/","title":{"rendered":"\u7ec3\u4e60\uff1a\u6539\u8fdb\u8f93\u51fa 6.2"},"content":{"rendered":"\n<div class=\"wp-block-kevinbatdorf-code-block-pro cbp-has-line-numbers\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:clamp(18px, 1.125rem, 27px);font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;--cbp-line-number-color:#90A4AE;--cbp-line-number-width:calc(1 * 0.6 * 1.125rem);line-height:clamp(26px, 1.625rem, 39px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#ededed;color:#8198a3\">Python<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#90A4AE;display:none\" aria-label=\"\u590d\u5236\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly># \u5728\u8f93\u51fa\u552f\u4e00\u89e3\u7684\u90e8\u5206\u8fdb\u884c\u4fee\u6539\nif abs(a) > epsilon:\n    x = -b \/ a\n    if abs(x - int(x)) &lt; epsilon:  # \u5224\u65adx\u662f\u5426\u4e3a\u6574\u6570\n        print(f\"\u65b9\u7a0b\u6709\u552f\u4e00\u89e3\uff1ax = {int(x)}\")\n    else:\n        print(f\"\u65b9\u7a0b\u6709\u552f\u4e00\u89e3\uff1ax = {x:.2f}\")<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki material-theme-lighter\" style=\"background-color: #FAFAFA\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #90A4AE; font-style: italic\"># \u5728\u8f93\u51fa\u552f\u4e00\u89e3\u7684\u90e8\u5206\u8fdb\u884c\u4fee\u6539<\/span><\/span>\n<span class=\"line\"><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #6182B8\">abs<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #6182B8\">a<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&gt;<\/span><span style=\"color: #90A4AE\"> epsilon<\/span><span style=\"color: #39ADB5\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    x <\/span><span style=\"color: #39ADB5\">=<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">-<\/span><span style=\"color: #90A4AE\">b <\/span><span style=\"color: #39ADB5\">\/<\/span><span style=\"color: #90A4AE\"> a<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #39ADB5; font-style: italic\">if<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #6182B8\">abs<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #6182B8\">x <\/span><span style=\"color: #39ADB5\">-<\/span><span style=\"color: #6182B8\"> <\/span><span style=\"color: #E2931D\">int<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #6182B8\">x<\/span><span style=\"color: #39ADB5\">))<\/span><span style=\"color: #90A4AE\"> <\/span><span style=\"color: #39ADB5\">&lt;<\/span><span style=\"color: #90A4AE\"> epsilon<\/span><span style=\"color: #39ADB5\">:<\/span><span style=\"color: #90A4AE\">  <\/span><span style=\"color: #90A4AE; font-style: italic\"># \u5224\u65adx\u662f\u5426\u4e3a\u6574\u6570<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #6182B8\">print<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #9C3EDA\">f<\/span><span style=\"color: #91B859\">&quot;\u65b9\u7a0b\u6709\u552f\u4e00\u89e3\uff1ax = <\/span><span style=\"color: #F76D47\">{<\/span><span style=\"color: #E2931D\">int<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #6182B8\">x<\/span><span style=\"color: #39ADB5\">)<\/span><span style=\"color: #F76D47\">}<\/span><span style=\"color: #91B859\">&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">    <\/span><span style=\"color: #39ADB5; font-style: italic\">else<\/span><span style=\"color: #39ADB5\">:<\/span><\/span>\n<span class=\"line\"><span style=\"color: #90A4AE\">        <\/span><span style=\"color: #6182B8\">print<\/span><span style=\"color: #39ADB5\">(<\/span><span style=\"color: #9C3EDA\">f<\/span><span style=\"color: #91B859\">&quot;\u65b9\u7a0b\u6709\u552f\u4e00\u89e3\uff1ax = <\/span><span style=\"color: #F76D47\">{<\/span><span style=\"color: #6182B8\">x<\/span><span style=\"color: #9C3EDA\">:.2f<\/span><span style=\"color: #F76D47\">}<\/span><span style=\"color: #91B859\">&quot;<\/span><span style=\"color: #39ADB5\">)<\/span><\/span><\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":85,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,5],"tags":[],"class_list":["post-227","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-10","category-5"],"views":130,"_links":{"self":[{"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/posts\/227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/comments?post=227"}],"version-history":[{"count":1,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/posts\/227\/revisions"}],"predecessor-version":[{"id":228,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/posts\/227\/revisions\/228"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/media\/85"}],"wp:attachment":[{"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/media?parent=227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/categories?post=227"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.pyteam.cn\/index.php\/wp-json\/wp\/v2\/tags?post=227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}