{"id":1472,"date":"2023-06-19T18:08:09","date_gmt":"2023-06-19T10:08:09","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=1472"},"modified":"2023-06-19T18:08:09","modified_gmt":"2023-06-19T10:08:09","slug":"%e3%80%90%e7%ae%97%e6%b3%95%e9%a2%98%e8%a7%a3%e3%80%9117-%e5%ae%9e%e7%8e%b0%e4%b8%80%e4%b8%aa%e5%8c%85%e5%90%ab%e5%8a%a0%e5%87%8f%e4%b9%98%e9%99%a4%e7%9a%84%e5%9f%ba%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/%e7%ae%97%e6%b3%95\/%e3%80%90%e7%ae%97%e6%b3%95%e9%a2%98%e8%a7%a3%e3%80%9117-%e5%ae%9e%e7%8e%b0%e4%b8%80%e4%b8%aa%e5%8c%85%e5%90%ab%e5%8a%a0%e5%87%8f%e4%b9%98%e9%99%a4%e7%9a%84%e5%9f%ba%e6%9c%ac\/","title":{"rendered":"\u3010\u7b97\u6cd5\u9898\u89e3\u301117. \u5b9e\u73b0\u4e00\u4e2a\u5305\u542b\u201c\u52a0\u51cf\u4e58\u9664\u201d\u7684\u57fa\u672c\u8ba1\u7b97\u5668"},"content":{"rendered":"<div class='wxsyncmain'>\n<section mpa-from-tpl=\"t\" data-mpa-powered-by=\"yiban.io\">\n<section style=\"margin-bottom: 8px;\">\n<section data-mpa-template-schema=\"body\" style=\"padding:10px;margin:10px;display:-webkit-box;display:-webkit-box-flex;display:flex;\" mpa-from-tpl=\"t\">\n<section data-mpa-template-section=\"\" style=\"border-left:2px solid #979797;padding:12px;line-height:22px;font-size:14px;color:#717171;text-align:justify;\" mpa-from-tpl=\"t\" itemtype=\"https:\/\/mp.weixin.qq.com\/voc\/Section\" itemscope=\"\">\n<section data-mpa-template-text=\"\" itemprop=\"text\" mpa-from-tpl=\"t\">\n<p style=\"margin:0;padding:0;\">\u8fd9\u662f\u4e00\u9053&nbsp;<strong><span style=\"text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;\">\u4e2d\u7b49\u96be\u5ea6<\/span><\/strong><span style=\"text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;\"> \u7684\u9898\u3002<\/span><\/p>\n<\/section>\n<section data-mpa-template-text=\"\" itemprop=\"text\" mpa-from-tpl=\"t\">\n<p style=\"margin: 0px;padding: 0px;text-align: left;\">\u9898\u76ee\u6765\u81ea\uff1ahttps:\/\/leetcode.cn\/problems\/basic-calculator-ii\/<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p><br mpa-from-tpl=\"t\"  \/><\/p>\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template-schema=\"title\" itemtype=\"https:\/\/mp.weixin.qq.com\/voc\/Section\" itemscope=\"\" mpa-from-tpl=\"t\">\n<section data-mpa-template-title=\"\" itemprop=\"title\" mpa-from-tpl=\"t\">\n<section style=\"text-align: center;transform: translate3d(2px, 0px, 0px);margin: 10px 0%;\" mpa-from-tpl=\"t\">\n<section style=\"display: inline-block;min-width: 10%;vertical-align: top;background-color: rgb(57, 160, 255);\" mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section style=\"margin: 5px 0% -5px;transform: translate3d(-5px, 0px, 0px);\" mpa-from-tpl=\"t\">\n<section style=\"display: inline-block;min-width: 10%;vertical-align: top;border-style: solid;border-width: 8px 1px 1px;border-radius: 0px;border-color: rgb(62, 62, 62);background-color: rgb(255, 255, 255);padding-right: 8px;padding-left: 8px;\" mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section style=\"text-align: left;padding-right: 8px;padding-left: 8px;\" mpa-from-tpl=\"t\">\n<p><em><strong mpa-from-tpl=\"t\"><span style=\"color: rgb(0, 0, 0);font-family: PingFangSC-Medium, &quot;PingFang SC&quot;;font-size: 16px;font-weight: 700;\">\u9898\u76ee<\/span><\/strong><\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 0px;\"><br  \/><\/p>\n<section style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: justify;margin-bottom: 0px;\">\u7ed9\u4f60\u4e00\u4e2a\u5b57\u7b26\u4e32\u8868\u8fbe\u5f0f <span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">s<\/span> \uff0c\u4e14 <span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">s<\/span> \u7531\u6574\u6570\u548c\u7b97\u7b26 ('<span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">+<\/span>', '<span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">-<\/span>', '<span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">*<\/span>', '<span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">\/<\/span>') \u7ec4\u6210\uff0c\u4e2d\u95f4\u7531\u4e00\u4e9b\u7a7a\u683c\u9694\u5f00\uff0c\u8bf7\u4f60\u5b9e\u73b0\u4e00\u4e2a\u57fa\u672c\u8ba1\u7b97\u5668\u6765\u8ba1\u7b97\u5e76\u8fd4\u56de\u5b83\u7684\u503c\u3002<\/section>\n<section style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: justify;margin-bottom: 0px;\"><br  \/><\/section>\n<section style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: justify;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;font-size: 14px;text-align: left;\">\u6574\u6570\u9664\u6cd5\u4ec5\u4fdd\u7559\u6574\u6570\u90e8\u5206\u3002<\/span><\/section>\n<section style=\"color: rgb(86, 86, 86);font-family: 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48T401 46H427V0H416Q395 3 257 3Q121 3 100 0H88V46H114Q136 46 152 46T177 47T193 50T201 52T207 57T213 61V578Z\" transform=\"translate(500, 0)\"><\/path><\/g><\/g><\/g><g data-mml-node=\"mo\" transform=\"translate(2702, 0)\"><path data-c=\"2212\" d=\"M84 237T84 250T98 270H679Q694 262 694 250T679 230H98Q84 237 84 250Z\"><\/path><\/g><g data-mml-node=\"mn\" transform=\"translate(3702.2, 0)\"><path data-c=\"31\" d=\"M213 578L200 573Q186 568 160 563T102 556H83V602H102Q149 604 189 617T245 641T273 663Q275 666 285 666Q294 666 302 660V361L303 61Q310 54 315 52T339 48T401 46H427V0H416Q395 3 257 3Q121 3 100 0H88V46H114Q136 46 152 46T177 47T193 50T201 52T207 57T213 61V578Z\"><\/path><\/g><g data-mml-node=\"mo\" transform=\"translate(4202.2, 0)\"><path data-c=\"5D\" d=\"M22 710V750H159V-250H22V-210H119V710H22Z\"><\/path><\/g><\/g><\/g><\/svg><\/span><span style=\"font-size: 14px;color: rgb(51, 51, 51);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;text-align: justify;\"> \u5185<\/span><\/span><\/p>\n<\/li>\n<li style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;\">\n<p style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 0px;\">\u9898\u76ee\u6570\u636e\u4fdd\u8bc1\u7b54\u6848\u662f\u4e00\u4e2a <strong>32-bit \u6574\u6570<\/strong><\/p>\n<\/li>\n<\/ul>\n<section style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 0px;\"><br  \/><\/section>\n<p style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 8px;\"><span style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;font-size: 14px;text-align: left;\"><strong>\u793a\u4f8b 1\uff1a<\/strong><\/span><\/p>\n<pre data-language=\"bash\" style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;\"><section data-mpa-preserve-tpl-color=\"t\" data-mpa-template=\"t\" mpa-preserve=\"t\" mpa-from-tpl=\"t\"><pre style=\"margin:0;padding:0;border-radius:none;background:none;\"><code style=\"border-radius: 4px;font-size: 0.85em;margin: 0px 0.15em;background: rgb(40, 44, 52);color: rgb(171, 178, 191);display: block;padding: 5.95px;overflow-x: auto;white-space: nowrap;\">\u8f93\u5165\uff1as = <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">\"3+2*2\"<\/span>&nbsp;<br mpa-from-tpl=\"t\"  \/>\u8f93\u51fa\uff1a<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">7<\/span><\/code><\/pre>\n<\/section>\n<p><br  \/><\/p>\n<p style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 8px;\"><span style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;font-size: 14px;text-align: left;\"><strong>\u793a\u4f8b 2\uff1a<\/strong><\/span><\/p>\n<pre data-language=\"bash\" style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;\"><section data-mpa-preserve-tpl-color=\"t\" data-mpa-template=\"t\" mpa-preserve=\"t\" mpa-from-tpl=\"t\"><pre style=\"margin:0;padding:0;border-radius:none;background:none;\"><code style=\"border-radius: 4px;font-size: 0.85em;margin: 0px 0.15em;background: rgb(40, 44, 52);color: rgb(171, 178, 191);display: block;padding: 5.95px;overflow-x: auto;white-space: nowrap;\">\u8f93\u5165\uff1as = <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">\" 3\/2 \"<\/span>&nbsp;<br mpa-from-tpl=\"t\"  \/>\u8f93\u51fa\uff1a<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span><\/code><\/pre>\n<\/section>\n<p><br  \/><\/p>\n<p style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 8px;\"><span style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;font-size: 14px;text-align: left;\"><strong>\u793a\u4f8b 3\uff1a<\/strong><\/span><\/p>\n<pre data-language=\"bash\" style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;\"><section data-mpa-preserve-tpl-color=\"t\" data-mpa-template=\"t\" mpa-preserve=\"t\" mpa-from-tpl=\"t\"><pre style=\"margin:0;padding:0;border-radius:none;background:none;\"><code style=\"border-radius: 4px;font-size: 0.85em;margin: 0px 0.15em;background: rgb(40, 44, 52);color: rgb(171, 178, 191);display: block;padding: 5.95px;overflow-x: auto;white-space: nowrap;\">\u8f93\u5165\uff1as = <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 79px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">\" 3+5 \/ 2 \"<\/span>&nbsp;<br mpa-from-tpl=\"t\"  \/>\u8f93\u51fa\uff1a<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">5<\/span><\/code><\/pre>\n<\/section>\n<p><br mpa-from-tpl=\"t\"  \/><\/p>\n<section style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 0px;\"><br  \/><\/section>\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: center;align-items: center;width: 100%;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"width: 113px;height: 18px;display: flex;justify-content: center;\" data-mid=\"\" mpa-from-tpl=\"t\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" data-ratio=\"0.1592920353982301\"  data-w=\"226\" style=\"display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043246613.png\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\"  \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.1592920353982301\"  data-w=\"226\" style=\"display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043246613.png\"  \/><\/noscript><\/section>\n<\/section>\n<\/section>\n<p style=\"margin-bottom: 0px;\"><br mpa-from-tpl=\"t\"  \/><\/p>\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template-schema=\"title\" itemtype=\"https:\/\/mp.weixin.qq.com\/voc\/Section\" itemscope=\"\" mpa-from-tpl=\"t\">\n<section data-mpa-template-title=\"\" itemprop=\"title\" mpa-from-tpl=\"t\">\n<section style=\"text-align: center;transform: translate3d(2px, 0px, 0px);margin: 10px 0%;\" mpa-from-tpl=\"t\">\n<section style=\"display: inline-block;min-width: 10%;vertical-align: top;background-color: rgb(57, 160, 255);\" mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section style=\"margin: 5px 0% -5px;transform: translate3d(-5px, 0px, 0px);\" mpa-from-tpl=\"t\">\n<section style=\"display: inline-block;min-width: 10%;vertical-align: top;border-style: solid;border-width: 8px 1px 1px;border-radius: 0px;border-color: rgb(62, 62, 62);background-color: rgb(255, 255, 255);padding-right: 8px;padding-left: 8px;\" mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section style=\"text-align: left;padding-right: 8px;padding-left: 8px;\" mpa-from-tpl=\"t\">\n<p><em style=\"font-size: 24px;text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;\"><strong><span style=\"color: rgb(0, 0, 0);font-size: 16px;text-decoration-style: solid;text-decoration-color: rgb(0, 0, 0);\">\u9898\u89e3<\/span><\/strong><\/em><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;\"><br mpa-from-tpl=\"t\"  \/><\/span><\/section>\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\" style=\"padding-left: 0px;padding-right: 0px;\">\n<section style=\"width: 100%;display: flex;align-items: center;justify-content: flex-start;padding: 2px 0px 2px 24px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: flex-start;align-items: center;flex-direction: column;padding-left: 0px;padding-right: 0px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: center;align-items: center;width: 26px;height: 26px;background: rgb(245, 252, 255);border-width: 1px;border-style: solid;border-color: rgb(91, 158, 255);text-align: center;align-self: flex-start;margin-left: -21px;margin-bottom: -26px;z-index: 1;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(78, 150, 255);line-height: 26px;\" data-mid=\"\">01<\/p>\n<\/section>\n<section style=\"z-index: 1;border-bottom: 1px solid rgb(57, 160, 255);\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"text-align: center;padding: 0px 12px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(57, 160, 255);line-height: 22px;\" data-mid=\"\">\u89e3\u9898\u601d\u8def<\/p>\n<\/section>\n<\/section>\n<section style=\"width: 6px;height: 6px;display: flex;justify-content: center;align-items: center;background-color: rgb(253, 217, 80);align-self: flex-end;margin-top: -4px;z-index: 2;\" data-mid=\"\" mpa-from-tpl=\"t\"><br  \/><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;\">\u672c\u9898\u7ed9\u5b9a\u7684\u8f93\u5165\u7b97\u5f0f\u662f\u4e00\u4e2a <strong>\u4e2d\u7f00\u8868\u8fbe\u5f0f<\/strong> \uff0c\u4e5f\u662f\u6211\u4eec\u65e5\u5e38\u751f\u6d3b\u4e2d\u4f7f\u7528\u6700\u591a\u7684\uff0c\u5bf9\u4eba\u7c7b\u9605\u8bfb\u975e\u5e38\u53cb\u597d\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u4f46\u5bf9\u8ba1\u7b97\u673a\u800c\u8a00\uff0c\u4e2d\u7f00\u8868\u8fbe\u5f0f\u5176\u5b9e\u5e76\u4e0d\u662f\u5f88\u597d\u5904\u7406\uff0c\u56e0\u4e3a\u7b97\u7b26\u4f18\u5148\u7ea7\u7684\u5173\u7cfb\uff0c\u5148\u51fa\u73b0\u7684\u4e0d\u4e00\u5b9a\u5148\u7b97\uff0c\u5982<\/span><span style=\"font-size: 14px;\"><span style=\"color: rgb(86, 86, 86);letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\uff1a<\/span><span style=\"letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">2 + 3 * 2<\/span><span style=\"color: rgb(86, 86, 86);letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\uff0c<\/span><\/span><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u5e94\u8be5\u5148\u7b97\u4e58\u6cd5\u518d\u7b97\u52a0\u6cd5\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\"><br  \/><\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u7531\u4e0a\u4e00\u7bc7<a target=\"_blank\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzU1OTYwMjk1OQ==&amp;mid=2247485996&amp;idx=1&amp;sn=cf3afb9b214325b5f5775420844b2b9b&amp;chksm=fc15864ccb620f5abc7e779850bbd6c30343a00cf0f91e7fd798dfa36f42cdbc8498001cd3b7&amp;scene=21#wechat_redirect\" textvalue=\"\u3010\u7b97\u6cd5\u9898\u89e3\u301116. \u9006\u6ce2\u5170\u8868\u8fbe\u5f0f(\u540e\u7f00\u8868\u8fbe\u5f0f)\u6c42\u503c\" linktype=\"text\" imgurl=\"\" imgdata=\"null\" data-itemshowtype=\"0\" tab=\"innerlink\" data-linktype=\"2\" rel=\"noopener\" rel=\"nofollow\" >\u3010\u7b97\u6cd5\u9898\u89e3\u301116. \u9006\u6ce2\u5170\u8868\u8fbe\u5f0f(\u540e\u7f00\u8868\u8fbe\u5f0f)\u6c42\u503c<\/a> \u53ef\u77e5\uff0c<strong>\u540e\u7f00\u8868\u8fbe\u5f0f&nbsp;<\/strong>\u4e0d\u5b58\u5728\u7b97\u7b26\u4f18\u5148\u7ea7\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u672c\u9898\u89e3\u9898\u601d\u8def\u4e3a<strong>\u5c06\u201c\u4e2d\u7f00\u8868\u8fbe\u5f0f\u201d \u8f6c\u6362\u4e3a\u201c\u540e\u7f00\u8868\u8fbe\u5f0f\u201d<\/strong>\uff0c\u7136\u540e\u518d\u5bf9\u540e\u7f00\u8868\u8fbe\u5f0f\u6c42\u503c\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;font-size: 14px;text-indent: 0em;\"><br  \/><\/span><\/section>\n<p style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px 0px 8px;text-indent: 0em;\"><span style=\"text-decoration: underline;font-size: 15px;\"><strong><span style=\"font-size: 15px;text-decoration: underline;color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;text-indent: 0em;\">\u90a3\u4e48\u5982\u4f55\u5c06\u201c\u4e2d\u7f00\u8868\u8fbe\u5f0f\u201d \u8f6c\u6362\u4e3a\u201c\u540e\u7f00\u8868\u8fbe\u5f0f\u201d \u5462\uff1f<\/span><\/strong><\/span><\/p>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u56e0\u4e3a\u4e2d\u7f00\u8868\u8fbe\u5f0f\u4e2d\u540e\u51fa\u73b0\u7684\u64cd\u4f5c\u7b26\u53ef\u80fd\u4f1a\u5148\u6267\u884c\uff0c\u7b26\u5408\u540e\u8fdb\u5148\u51fa\u7684\u7279\u6027\uff0c\u6240\u4ee5\u6211\u4eec\u8fd8\u662f\u53ef\u4ee5\u4f7f\u7528\u6808\u7684\u7279\u6027\u6765\u5b9e\u73b0\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;font-size: 14px;text-indent: 0em;\"><br  \/><\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\"><\/span><span style=\"color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;font-size: 14px;text-indent: 0em;\">\u5faa\u73af\u904d\u5386\u4e2d\u7f00\u8868\u8fbe\u5f0f\uff1a<\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">1. \u5f53\u524d\u64cd\u4f5c\u7b26\u7684\u4f18\u5148\u7ea7&nbsp;<strong>\u5927\u4e8e&nbsp;<\/strong>\u6808\u9876\u64cd\u4f5c\u7b26\u65f6\uff1a\u76f4\u63a5\u5165\u6808\uff0c\u56e0\u4e3a\u51fa\u6808\u65f6\u4f18\u5148\u7ea7\u9ad8\u7684\u6392\u5728\u4e86\u524d\u9762\uff0c\u4e5f\u5c31\u4f1a\u4f18\u5148\u8ba1\u7b97\u3002<\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\"><\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">2. \u5f53\u524d\u64cd\u4f5c\u7b26\u7684\u4f18\u5148\u7ea7<strong> \u5c0f\u4e8e\u7b49\u4e8e&nbsp;<\/strong>\u6808\u9876\u64cd\u4f5c\u7b26\u65f6\uff1a\u5373\u5148\u51fa\u73b0\u7684\u5148\u7b97\uff0c\u6240\u4ee5\u9700\u8981\u5c06\u524d\u9762\u4f18\u5148\u7ea7\u5927\u4e8e\u7b49\u4e8e\u5f53\u524d\u64cd\u4f5c\u7b26\u7684\u6240\u6709\u64cd\u4f5c\u7b26\u4f9d\u6b21\u51fa\u6808\uff0c\u8fd9\u4e2a\u51fa\u6808\u7684\u987a\u5e8f\u5c31\u662f\u6267\u884c\u987a\u5e8f\u3002<\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\"><br  \/><\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u4ee5\uff1a<\/span><span style=\"font-size: 14px;letter-spacing: 1px;outline: 0px;font-family: &#39;Source Code Pro&#39;, &#39;DejaVu Sans Mono&#39;, &#39;Ubuntu Mono&#39;, &#39;Anonymous Pro&#39;, &#39;Droid Sans Mono&#39;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &#39;PingFang SC&#39;, &#39;Microsoft YaHei&#39;, sans-serif;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;\">2 + 3 * 2 + 1<\/span><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u4e3a\u4f8b\uff1a<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img js_insertlocalimg lazyload\" data-ratio=\"0.562962962962963\" data-s=\"300,640\"  data-type=\"gif\" data-w=\"1080\" style=\"\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043247445.gif\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\"  \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img js_insertlocalimg\" data-ratio=\"0.562962962962963\" data-s=\"300,640\"  data-type=\"gif\" data-w=\"1080\" style=\"\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043247445.gif\"  \/><\/noscript><\/p>\n<p style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px 0px 8px;text-indent: 0em;\"><span style=\"text-decoration: underline;font-size: 15px;\"><strong><span style=\"font-size: 15px;text-decoration: underline;color: rgb(86, 86, 86);letter-spacing: normal;\">\u540e\u7f00\u8868\u8fbe\u5f0f\u6c42\u503c\uff0c\u540c\u6837\u4f7f\u7528\u7684\u662f\u6808\u7684\u7279\u6027\u3002<\/span><\/strong><\/span><\/p>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u9047\u5230\u6570\u5b57\u5219\u5165\u6808\uff1b\u9047\u5230\u7b97\u7b26\u5219\u53d6\u51fa\u6808\u9876\u4e24\u4e2a\u6570\u5b57\u8fdb\u884c\u8ba1\u7b97\uff0c\u5e76\u5c06\u7ed3\u679c\u538b\u5165\u6808\u4e2d\u3002<\/span><\/section>\n<section style=\"margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;\"><br  \/><\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u4ee5 <\/span><span style=\"font-size: 15px;font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;letter-spacing: 1px;outline: 0px;font-family: &#39;Source Code Pro&#39;, &#39;DejaVu Sans Mono&#39;, &#39;Ubuntu Mono&#39;, &#39;Anonymous Pro&#39;, &#39;Droid Sans Mono&#39;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &#39;PingFang SC&#39;, &#39;Microsoft YaHei&#39;, sans-serif;font-size: 14px;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;text-align: start;\">[\"2\",\"1\",\"+\",\"3\",\"*\"]<\/span><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u4e3a\u4f8b\uff1a<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img js_insertlocalimg lazyload\" data-ratio=\"0.562962962962963\" data-s=\"300,640\"  data-type=\"gif\" data-w=\"1080\" style=\"\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043248260.gif\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\"  \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img js_insertlocalimg\" data-ratio=\"0.562962962962963\" data-s=\"300,640\"  data-type=\"gif\" data-w=\"1080\" style=\"\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043248260.gif\"  \/><\/noscript><\/p>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u7531\u4ee5\u4e0a\u4e24\u4e2a\u6b65\u9aa4\u4f1a\u53d1\u73b0\uff0c\u4e2d\u7f00\u8868\u8fbe\u5f0f\u8f6c\u540e\u7f00\u8868\u8fbe\u5f0f\u7684\u65f6\u5019\uff0c\u540e\u7f00\u8868\u8fbe\u5f0f\u521a\u597d\u662f\u4e00\u4e2a\u4e00\u4e2a\u5b57\u7b26\u6309\u987a\u5e8f\u751f\u6210\u7684\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u8fd9\u4e0e\u540e\u7f00\u8868\u8fbe\u5f0f\u6c42\u503c\u7684\u904d\u5386\u987a\u5e8f\u4e00\u6a21\u4e00\u6837\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u5c06\u4e0a\u8ff0\u4e24\u4e2a\u6b65\u9aa4\u8fdb\u884c\u5408\u5e76\uff0c\u751f\u6210\u540e\u7f00\u8868\u8fbe\u5f0f\u7684\u540c\u65f6\u987a\u4fbf\u5c31\u53ef\u4ee5\u5c06\u5176\u6c42\u503c\u4e86\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;font-size: 14px;text-indent: 0em;\"><br  \/><\/span><\/section>\n<p style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px 0px 8px;text-indent: 0em;\"><span style=\"text-decoration: underline;font-size: 15px;\"><strong><span style=\"font-size: 15px;text-decoration: underline;color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;text-indent: 0em;\">\u6700\u7ec8\u89e3\u9898\u601d\u8def<\/span><\/strong><\/span><\/p>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u6240\u4ee5\u6700\u7ec8\u7684\u8ba1\u7b97\u903b\u8f91\u4e3a\uff0c\u5229\u7528\u4e24\u4e2a\u6808\uff0c\u4e00\u4e2a<strong>\u64cd\u4f5c\u7b26\u6808<\/strong>\uff08\u7528\u4e8e\u4e2d\u7f00\u8f6c\u540e\u7f00\uff09\uff0c\u4e00\u4e2a<strong>\u6570\u5b57\u6808<\/strong>\uff08\u7528\u4e8e\u540e\u7f00\u8868\u8fbe\u5f0f\u6c42\u503c\uff09\u76f4\u63a5\u5bf9\u4e2d\u7f00\u8868\u8fbe\u5f0f\u6c42\u503c\u3002<\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;font-size: 14px;text-indent: 0em;\"><br  \/><\/span><\/section>\n<section style=\"min-height: 24px;line-height: 1.6em;text-align: justify;margin: 0px;text-indent: 0em;\"><span style=\"color: rgb(86, 86, 86);font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;font-size: 14px;text-indent: 0em;\">\u5faa\u73af\u904d\u5386\u4e2d\u7f00\u8868\u8fbe\u5f0f\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5b57\u7b26\uff1a<\/span><\/section>\n<ol class=\"list-paddingleft-1\" style=\"padding-left: 23px;margin-left: 0px;margin-right: 0px;\">\n<li style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;\">\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u9047\u5230\u6570\u5b57\u5219\u538b\u5165\u6570\u5b57\u6808\u3002<\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\"><\/span><\/section>\n<\/li>\n<li style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;\">\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u9047\u5230\u64cd\u4f5c\u7b26\u65f6\uff1a<\/span><\/section>\n<\/li>\n<\/ol>\n<ol class=\"list-paddingleft-1\" style=\"padding-left: 23px;list-style: none;margin-left: 0px;margin-right: 0px;\">\n<ol ne-level=\"1\" class=\"list-paddingleft-1\" style=\"padding-left: 23px;list-style: lower-alpha;\">\n<li style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;\">\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u5982\u679c\u64cd\u4f5c\u7b26\u6808\u4e3a\u7a7a\uff0c\u5219\u538b\u5165\u64cd\u4f5c\u7b26\u6808\u3002<\/span><\/section>\n<\/li>\n<li style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;\">\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u5982\u679c\u64cd\u4f5c\u7b26\u6808\u4e0d\u7a7a\uff1a<\/span><\/section>\n<\/li>\n<\/ol>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">&nbsp; &nbsp; &nbsp; &nbsp; i. \u5982\u679c\u65b0\u7684\u64cd\u4f5c\u7b26\u6bd4\u6808\u9876\u7684\u64cd\u4f5c\u7b26\u4f18\u5148\u7ea7\u9ad8\uff0c\u5219\u5165\u6808\uff0c\u5982 \u201c<\/span><span style=\"font-size: 15px;font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;letter-spacing: 1px;outline: 0px;font-family: &#39;Source Code Pro&#39;, &#39;DejaVu Sans Mono&#39;, &#39;Ubuntu Mono&#39;, &#39;Anonymous Pro&#39;, &#39;Droid Sans Mono&#39;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &#39;PingFang SC&#39;, &#39;Microsoft YaHei&#39;, sans-serif;font-size: 14px;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;text-align: start;\">*<\/span><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u201d \u7684\u4f18\u5148\u7ea7\u9ad8\u4e8e \u201c<\/span><span style=\"font-size: 15px;font-family: PingFangSC-Regular, &#39;PingFang SC&#39;;letter-spacing: 1px;outline: 0px;font-family: &#39;Source Code Pro&#39;, &#39;DejaVu Sans Mono&#39;, &#39;Ubuntu Mono&#39;, &#39;Anonymous Pro&#39;, &#39;Droid Sans Mono&#39;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &#39;PingFang SC&#39;, &#39;Microsoft YaHei&#39;, sans-serif;font-size: 14px;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;text-align: start;\">+<\/span><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u201d\u3002<\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ii. <\/span><span style=\"text-indent: 0em;letter-spacing: 1px;outline: 0px;font-family: &quot;Source Code Pro&quot;, &quot;DejaVu Sans Mono&quot;, &quot;Ubuntu Mono&quot;, &quot;Anonymous Pro&quot;, &quot;Droid Sans Mono&quot;, Menlo, Monaco, Consolas, Inconsolata, Courier, monospace, &quot;PingFang SC&quot;, &quot;Microsoft YaHei&quot;, sans-serif;font-size: 14px;line-height: 22px;color: rgb(199, 37, 78);background-color: rgb(249, 242, 244);font-variant-ligatures: no-common-ligatures;text-align: start;\"><\/span><span style=\"text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;color: rgb(86, 86, 86);font-size: 14px;text-decoration-style: solid;text-decoration-color: rgb(86, 86, 86);\">\u5426\u5219\uff0c\u53d6\u51fa <strong>\u64cd\u4f5c\u7b26\u6808<\/strong> \u4e2d\u7684\u64cd\u4f5c\u7b26\u4e0e <strong>\u6570\u5b57\u6808<\/strong> \u9876\u7684\u4e24\u4e2a\u5143\u7d20\u8ba1\u7b97\uff0c\u5e76\u5c06\u7ed3\u679c\u91cd\u65b0\u538b\u5165\u6570\u5b57\u6808\u3002\u91cd\u590d\u8fd9\u4e2a\u64cd\u4f5c\uff0c\u76f4\u5230\u64cd\u4f5c\u7b26\u6808\u4e3a\u7a7a\u6216\u8005\u6808\u9876\u64cd\u4f5c\u7b26\u7684\u4f18\u5148\u7ea7\u5c0f\u4e8e\u5f53\u524d\u64cd\u4f5c\u7b26\uff1b\u6700\u540e\u5c06\u5f53\u524d\u64cd\u4f5c\u7b26\u5165\u6808\u3002<\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;color: rgb(86, 86, 86);font-size: 14px;text-decoration-style: solid;text-decoration-color: rgb(86, 86, 86);\"><\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;color: rgb(86, 86, 86);font-size: 14px;text-decoration-style: solid;text-decoration-color: rgb(86, 86, 86);\"><\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"text-indent: 0em;font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quot;PingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;color: rgb(86, 86, 86);font-size: 14px;text-decoration-style: solid;text-decoration-color: rgb(86, 86, 86);\"><\/span><\/section>\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\"><\/span><\/section>\n<\/ol>\n<ol start=\"3\" class=\"list-paddingleft-1\" style=\"padding-left: 23px;margin-left: 0px;margin-right: 0px;\">\n<li style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;\">\n<section style=\"line-height: 1.6em;text-align: justify;text-indent: 0em;margin-top: 0px;margin-bottom: 0px;\"><span style=\"color: rgb(86, 86, 86);font-size: 14px;letter-spacing: normal;text-decoration: none solid rgb(86, 86, 86);\">\u5f53\u5faa\u73af\u7ed3\u675f\u540e\uff0c\u9700\u8981\u5c06\u64cd\u4f5c\u7b26\u6808\u4e2d\u7684\u64cd\u4f5c\u7b26\u9010\u4e2a\u53d6\u51fa\uff0c\u7136\u540e\u548c\u6570\u5b57\u6808\u4e2d\u7684\u6570\u5b57\u8fdb\u884c\u8ba1\u7b97\u3002<\/span><\/section>\n<\/li>\n<\/ol>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img js_insertlocalimg lazyload\" data-ratio=\"0.562962962962963\" data-s=\"300,640\"  data-type=\"gif\" data-w=\"1080\" style=\"\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043250975.gif\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\"  \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img js_insertlocalimg\" data-ratio=\"0.562962962962963\" data-s=\"300,640\"  data-type=\"gif\" data-w=\"1080\" style=\"\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/2023\/05\/20230528043250975.gif\"  \/><\/noscript><\/p>\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\" style=\"padding-left: 0px;padding-right: 0px;\">\n<section style=\"width: 100%;display: flex;align-items: center;justify-content: flex-start;padding: 2px 0px 2px 24px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: flex-start;align-items: center;flex-direction: column;padding-left: 0px;padding-right: 0px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: center;align-items: center;width: 26px;height: 26px;background: rgb(245, 252, 255);border-width: 1px;border-style: solid;border-color: rgb(91, 158, 255);text-align: center;align-self: flex-start;margin-left: -21px;margin-bottom: -26px;z-index: 1;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(78, 150, 255);line-height: 26px;\" data-mid=\"\">02<\/p>\n<\/section>\n<section style=\"z-index: 1;border-bottom: 1px solid rgb(57, 160, 255);\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"text-align: center;padding: 0px 12px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(57, 160, 255);line-height: 22px;\" data-mid=\"\">Java \u4ee3\u7801\u5b9e\u73b0<\/p>\n<\/section>\n<\/section>\n<section style=\"width: 6px;height: 6px;display: flex;justify-content: center;align-items: center;background-color: rgb(253, 217, 80);align-self: flex-end;margin-top: -4px;z-index: 2;\" data-mid=\"\" mpa-from-tpl=\"t\"><br  \/><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section data-mpa-preserve-tpl-color=\"t\" data-mpa-template=\"t\" mpa-preserve=\"t\" mpa-from-tpl=\"t\">\n<pre style=\"margin:0;padding:0;border-radius:none;background:none;\"><code style=\"border-radius: 4px;font-size: 0.85em;margin: 0px 0.15em;background: rgb(40, 44, 52);color: rgb(171, 178, 191);display: block;padding: 5.95px;overflow-x: auto;white-space: nowrap;\"><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 108px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">class<\/span>&nbsp;<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 58px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">Solution<\/span>&nbsp;<\/span>{<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">private<\/span>&nbsp;Deque&lt;Integer&gt; numStack = <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">new<\/span>&nbsp;LinkedList&lt;Integer&gt;(); <br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">private<\/span>&nbsp;Deque&lt;Character&gt; optStack = <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">new<\/span>&nbsp;LinkedList&lt;Character&gt;();<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 224px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">public<\/span>&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 65px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">calculate<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 72px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(String s)<\/span>&nbsp;<\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;n = s.length();<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">for<\/span>(<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;i = <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span>; i &lt; n; i++){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">char<\/span>&nbsp;c = s.charAt(i);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">if<\/span>(<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">this<\/span>.isNumber(c)){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;num = <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">while<\/span>(i &lt; n &amp;&amp; <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">this<\/span>.isNumber(s.charAt(i))){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;num = num * <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">10<\/span>&nbsp;+ (s.charAt(i) - <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'0'<\/span>);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i++;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack.push(num);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i = i - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">else<\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">if<\/span>(c == <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">' '<\/span>){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 58px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">continue<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(92, 99, 112);background: rgba(0, 0, 0, 0);display: inline;width: 79px;text-decoration: none solid rgb(92, 99, 112);font-weight: 400;font-style: italic;\">\/\/ \u64cd\u4f5c\u7b26 <\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">while<\/span>(!optStack.isEmpty() &amp;&amp; <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">this<\/span>.getRank(optStack.peek()) &gt;= <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">this<\/span>.getRank(c)){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">this<\/span>.calc(numStack, optStack);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;optStack.push(c);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(92, 99, 112);background: rgba(0, 0, 0, 0);display: inline;width: 250px;text-decoration: none solid rgb(92, 99, 112);font-weight: 400;font-style: italic;\">\/\/ \u6e05\u7a7a\u64cd\u4f5c\u7b26\u6808\uff0c\u8ba9\u6bcf\u4e00\u4e2a\u64cd\u4f5c\u7b26\u90fd\u53c2\u4e0e\u8fd0\u7b97<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">while<\/span>(!optStack.isEmpty()){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">this<\/span>.calc(numStack, optStack);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;numStack.pop();<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 231px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">private<\/span>&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">boolean<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 58px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">isNumber<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 58px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">char<\/span>&nbsp;c)<\/span><\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;c &gt;= <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'0'<\/span>&nbsp;&amp;&amp; c &lt;= <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'9'<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 210px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">private<\/span>&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">getRank<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 72px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">char<\/span>&nbsp;opt)<\/span><\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">if<\/span>(opt == <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'+'<\/span>&nbsp;|| opt == <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'-'<\/span>){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">else<\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">2<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 499px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">private<\/span>&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">void<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">calc<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 376px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(Deque&lt;Integer&gt; numStack, Deque&lt;Character&gt; optStack)<\/span><\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">char<\/span>&nbsp;opt = optStack.pop();<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;num2 = numStack.pop();<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>&nbsp;num1 = numStack.pop();<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">switch<\/span>&nbsp;(opt){<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">case<\/span>&nbsp;<span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'+'<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack.push(num1 + num2);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">break<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">case<\/span>&nbsp;<span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'-'<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack.push(num1 - num2);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">break<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">case<\/span>&nbsp;<span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'*'<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack.push(num1 * num2);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 36px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">break<\/span>;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">default<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack.push(num1 \/ num2);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>}<\/code><\/pre>\n<\/section>\n<p><br  \/><\/p>\n<section mpa-from-tpl=\"t\">\n<section mpa-from-tpl=\"t\">\n<section data-mid=\"\" mpa-from-tpl=\"t\">\n<section data-mid=\"\" mpa-from-tpl=\"t\">\n<section data-mid=\"\" mpa-from-tpl=\"t\">\n<section data-mid=\"\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\" style=\"padding-left: 0px;padding-right: 0px;\">\n<section style=\"width: 100%;display: flex;align-items: center;justify-content: flex-start;padding: 2px 0px 2px 24px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: flex-start;align-items: center;flex-direction: column;padding-left: 0px;padding-right: 0px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: center;align-items: center;width: 26px;height: 26px;background: rgb(245, 252, 255);border-width: 1px;border-style: solid;border-color: rgb(91, 158, 255);text-align: center;align-self: flex-start;margin-left: -21px;margin-bottom: -26px;z-index: 1;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(78, 150, 255);line-height: 26px;\" data-mid=\"\">03<\/p>\n<\/section>\n<section style=\"z-index: 1;border-bottom: 1px solid rgb(57, 160, 255);\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"text-align: center;padding: 0px 12px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(57, 160, 255);line-height: 22px;\" data-mid=\"\">Go \u4ee3\u7801\u5b9e\u73b0<\/p>\n<\/section>\n<\/section>\n<section style=\"width: 6px;height: 6px;display: flex;justify-content: center;align-items: center;background-color: rgb(253, 217, 80);align-self: flex-end;margin-top: -4px;z-index: 2;\" data-mid=\"\" mpa-from-tpl=\"t\"><br  \/><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section data-mpa-preserve-tpl-color=\"t\" data-mpa-template=\"t\" mpa-preserve=\"t\" mpa-from-tpl=\"t\">\n<pre style=\"margin:0;padding:0;border-radius:none;background:none;\"><code style=\"border-radius: 4px;font-size: 0.85em;margin: 0px 0.15em;background: rgb(40, 44, 52);color: rgb(171, 178, 191);display: block;padding: 5.95px;overflow-x: auto;white-space: nowrap;\"><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 202px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">func<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 65px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">calculate<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 72px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(s <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">string<\/span>)<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">int<\/span><\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;numStack, optStack := []<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>{}, []<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">byte<\/span>{}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;n := <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(s)<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">for<\/span>&nbsp;i := <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span>; i &lt; n; i++ {<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">if<\/span>&nbsp;isNumber(s[i]) {<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;num := <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">for<\/span>&nbsp;i &lt; n &amp;&amp; isNumber(s[i]) {<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;num = num * <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">10<\/span>&nbsp;+ <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>(s[i] - <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'0'<\/span>)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i++<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack = <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">append<\/span>(numStack, num)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i = i - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">else<\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">if<\/span>&nbsp;s[i] == <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">' '<\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 58px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">continue<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(92, 99, 112);background: rgba(0, 0, 0, 0);display: inline;width: 79px;text-decoration: none solid rgb(92, 99, 112);font-weight: 400;font-style: italic;\">\/\/ \u64cd\u4f5c\u7b26 <\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">for<\/span>&nbsp;<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(optStack) != <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span>&nbsp;&amp;&amp; getRank(s[i]) &lt;= getRank(optStack[<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(optStack) - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span>]) {<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack, optStack = calc(numStack, optStack);<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} <br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;optStack = <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">append<\/span>(optStack, s[i])<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;} <br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(92, 99, 112);background: rgba(0, 0, 0, 0);display: inline;width: 250px;text-decoration: none solid rgb(92, 99, 112);font-weight: 400;font-style: italic;\">\/\/ \u6e05\u7a7a\u64cd\u4f5c\u7b26\u6808\uff0c\u8ba9\u6bcf\u4e00\u4e2a\u64cd\u4f5c\u7b26\u90fd\u53c2\u4e0e\u8fd0\u7b97<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">for<\/span>&nbsp;<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(optStack) != <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack, optStack = calc(numStack, optStack)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;numStack[<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">0<\/span>]<br mpa-from-tpl=\"t\"  \/>}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 195px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">func<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 58px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">isNumber<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 65px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(ch <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">byte<\/span>)<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">bool<\/span><\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;ch &gt;= <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'0'<\/span>&nbsp;&amp;&amp; ch &lt;= <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'9'<\/span><br mpa-from-tpl=\"t\"  \/>}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 188px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">func<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">getRank<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 72px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(opt <span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">byte<\/span>)<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">int<\/span><\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 14px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">if<\/span>&nbsp;opt == <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'+'<\/span>&nbsp;|| opt == <span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'-'<\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">else<\/span>{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;<span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">2<\/span><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/>}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 419px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\"><span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">func<\/span>&nbsp;<span style=\"color: rgb(97, 174, 238);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(97, 174, 238);font-weight: 400;font-style: normal;\">calc<\/span><span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 238px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">(numStack []<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>, optStack []<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">byte<\/span>)<\/span>&nbsp;<span style=\"color: rgb(171, 178, 191);background: rgba(0, 0, 0, 0);display: inline;width: 108px;text-decoration: none solid rgb(171, 178, 191);font-weight: 400;font-style: normal;\">([]<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">int<\/span>, []<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">byte<\/span>)<\/span><\/span>&nbsp;{<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;opt := optStack[<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(optStack) - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span>]<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;optStack = optStack[:<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(optStack) - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span>]<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;num1, num2 := numStack[<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(numStack) - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">2<\/span>], numStack[<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(numStack) - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">1<\/span>]<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;numStack = numStack[:<span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">len<\/span>(numStack) - <span style=\"color: rgb(209, 154, 102);background: rgba(0, 0, 0, 0);display: inline;width: 7px;text-decoration: none solid rgb(209, 154, 102);font-weight: 400;font-style: normal;\">2<\/span>]<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">switch<\/span>&nbsp;opt {<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">case<\/span>&nbsp;<span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'+'<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack = <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">append<\/span>(numStack, num1 + num2)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">case<\/span>&nbsp;<span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'-'<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack = <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">append<\/span>(numStack, num1 - num2)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 29px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">case<\/span>&nbsp;<span style=\"color: rgb(152, 195, 121);background: rgba(0, 0, 0, 0);display: inline;width: 22px;text-decoration: none solid rgb(152, 195, 121);font-weight: 400;font-style: normal;\">'*'<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack = <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">append<\/span>(numStack, num1 * num2)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 51px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">default<\/span>:<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;numStack = <span style=\"color: rgb(230, 192, 123);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(230, 192, 123);font-weight: 400;font-style: normal;\">append<\/span>(numStack, num1 \/ num2)<br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br mpa-from-tpl=\"t\"  \/><br mpa-from-tpl=\"t\"  \/>&nbsp;&nbsp;&nbsp;&nbsp;<span style=\"color: rgb(198, 120, 221);background: rgba(0, 0, 0, 0);display: inline;width: 43px;text-decoration: none solid rgb(198, 120, 221);font-weight: 400;font-style: normal;\">return<\/span>&nbsp;numStack, optStack<br mpa-from-tpl=\"t\"  \/>}<\/code><\/pre>\n<\/section>\n<p><br  \/><\/p>\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\">\n<section data-mpa-template=\"t\" mpa-from-tpl=\"t\" style=\"padding-left: 0px;padding-right: 0px;\">\n<section style=\"width: 100%;display: flex;align-items: center;justify-content: flex-start;padding: 2px 0px 2px 24px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: flex-start;align-items: center;flex-direction: column;padding-left: 0px;padding-right: 0px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"display: flex;justify-content: center;align-items: center;width: 26px;height: 26px;background: rgb(245, 252, 255);border-width: 1px;border-style: solid;border-color: rgb(91, 158, 255);text-align: center;align-self: flex-start;margin-left: -21px;margin-bottom: -26px;z-index: 1;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(78, 150, 255);line-height: 26px;\" data-mid=\"\">04<\/p>\n<\/section>\n<section style=\"z-index: 1;border-bottom: 1px solid rgb(57, 160, 255);\" data-mid=\"\" mpa-from-tpl=\"t\">\n<section style=\"text-align: center;padding: 0px 12px;\" data-mid=\"\" mpa-from-tpl=\"t\">\n<p style=\"font-size: 16px;font-family: PingFangSC-Semibold, &quot;PingFang SC&quot;;font-weight: bold;color: rgb(57, 160, 255);line-height: 22px;\" data-mid=\"\">\u590d\u6742\u5ea6\u5206\u6790<\/p>\n<\/section>\n<\/section>\n<section style=\"width: 6px;height: 6px;display: flex;justify-content: center;align-items: center;background-color: rgb(253, 217, 80);align-self: flex-end;margin-top: -4px;z-index: 2;\" data-mid=\"\" mpa-from-tpl=\"t\"><br  \/><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p style=\"color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;font-size: 14px;text-align: left;margin-bottom: 0px;\"><strong><span style=\"font-size: 14px;color: rgb(86, 86, 86);font-family: PingFangSC-Regular, &quot;PingFang SC&quot;;text-align: left;\">\u65f6\u95f4\u590d\u6742\u5ea6<\/span><\/strong><span style=\"font-size: 14px;\"><span style=\"color: black;font-family: Optima-Regular, Optima, PingFangSC-light, PingFangTC-light, &quot;PingFang SC&quot;, Cambria, Cochin, Georgia, Times, &quot;Times New Roman&quot;, serif;letter-spacing: 0px;\">\uff1a<\/span><span style=\"color: black;font-family: Optima-Regular, Optima, PingFangSC-light, PingFangTC-light, &quot;PingFang SC&quot;, Cambria, Cochin, Georgia, Times, &quot;Times New Roman&quot;, serif;letter-spacing: 0px;cursor: pointer;\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" focusable=\"false\" viewbox=\"0 -750 2429 1000\" aria-hidden=\"true\" style=\"vertical-align: -0.566ex;width: 5.495ex;height: 2.262ex;\"><g stroke=\"currentColor\" fill=\"currentColor\" stroke-width=\"0\" transform=\"matrix(1 0 0 -1 0 0)\"><g data-mml-node=\"math\"><g 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