{"id":53855,"date":"2023-09-17T23:29:59","date_gmt":"2023-09-17T15:29:59","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=53855"},"modified":"2023-09-17T23:30:07","modified_gmt":"2023-09-17T15:30:07","slug":"%e4%bb%80%e4%b9%88%e6%98%af%e8%a1%a5%e7%a0%81","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/53855.html","title":{"rendered":"\u4ec0\u4e48\u662f\u8865\u7801"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\">\n<p>\u8865\u7801\u662f\u4e00\u79cd\u5728\u8ba1\u7b97\u673a\u79d1\u5b66\u548c\u6570\u5b57\u7535\u8def\u4e2d\u5e7f\u6cdb\u4f7f\u7528\u7684\u4e8c\u8fdb\u5236\u6570\u8868\u793a\u6cd5\uff0c\u4e3b\u8981\u7528\u4e8e\u6574\u6570\u7684\u52a0\u51cf\u8fd0\u7b97\u3002\u5b83\u4e3a\u89e3\u51b3\u6709\u7b26\u53f7\u6574\u6570\u8fd0\u7b97\u5e26\u6765\u4e86\u9ad8\u6548\u548c\u7b80\u5355\u7684\u65b9\u6cd5\u3002\u8865\u7801\u4e0d\u4ec5\u89e3\u51b3\u4e86\u7b26\u53f7\u4f4d\u548c\u6570\u503c\u4f4d\u7684\u6df7\u6dc6\u95ee\u9898\uff0c\u8fd8\u901a\u8fc7\u5176\u72ec\u7279\u7684\u6570\u5b66\u5c5e\u6027\uff0c\u4f7f\u5f97\u52a0\u6cd5\u548c\u51cf\u6cd5\u53ef\u4ee5\u7528\u76f8\u540c\u7684\u786c\u4ef6\u7535\u8def\u6765\u5b9e\u73b0\uff0c\u964d\u4f4e\u4e86\u786c\u4ef6\u590d\u6742\u5ea6\u3002\u672c\u6587\u6df1\u5165\u63a2\u8ba8\u4e86\u8865\u7801\u7684\u57fa\u7840\u539f\u7406\u3001\u6570\u5b66\u80cc\u666f\u3001\u5b9e\u9645\u5e94\u7528\u4ee5\u53ca\u4e0e\u5176\u4ed6\u8868\u793a\u6cd5\u7684\u6bd4\u8f83\u3002<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"680\" height=\"421\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/09\/\u6dfb\u52a0\u6807\u9898-20-1.png?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"\" class=\"wp-image-53856\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><strong>1. <\/strong><strong>\u8865\u7801\u7684\u57fa\u672c\u4ecb\u7ecd<\/strong><\/h2>\n\n\n\n<p>\u8865\u7801\u662f\u4e00\u79cd\u7528\u4e8e\u8868\u793a\u6574\u6570\u7684\u4e8c\u8fdb\u5236\u7f16\u7801\u5f62\u5f0f\uff0c\u5728\u8ba1\u7b97\u673a\u4e2d\u7279\u522b\u5e38\u89c1\u3002\u7b80\u5355\u5730\u8bf4\uff0c\u8865\u7801\u662f\u4e00\u79cd\u6539\u826f\u578b\u7684\u4e8c\u8fdb\u5236\u8868\u793a\u6cd5\uff0c\u4e3b\u8981\u89e3\u51b3\u4e86\u539f\u7801\u548c\u53cd\u7801\u5728\u8fdb\u884c\u52a0\u51cf\u8fd0\u7b97\u65f6\u7684\u4e0d\u4fbf\u548c\u4e0d\u8db3\u3002<\/p>\n\n\n\n<ul>\n<li><strong>\u539f\u7406<\/strong>: \u8865\u7801\u8868\u793a\u6cd5\u901a\u8fc7\u7ffb\u8f6c\u6240\u6709\u4f4d\u5e76\u52a01\u6765\u4ece\u539f\u7801\u4e2d\u83b7\u5f97\u8d1f\u6570\u3002<\/li>\n\n\n\n<li><strong>\u4f18\u52bf<\/strong>: \u8865\u7801\u5141\u8bb8\u7528\u540c\u6837\u7684\u52a0\u6cd5\u786c\u4ef6\u6765\u8fdb\u884c\u52a0\u6cd5\u548c\u51cf\u6cd5\uff0c\u7b80\u5316\u4e86\u786c\u4ef6\u8bbe\u8ba1\u3002<\/li>\n\n\n\n<li><strong>\u7279\u70b9<\/strong>: \u8865\u7801\u89e3\u51b3\u4e86&#8217;0&#8217;\u6709\u4e24\u79cd\u8868\u793a\u65b9\u5f0f\u7684\u95ee\u9898\uff0c\u4e5f\u89e3\u51b3\u4e86\u7b26\u53f7\u4f4d\u548c\u6570\u503c\u4f4d\u6df7\u6dc6\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. <\/strong><strong>\u6570\u5b66\u80cc\u666f<\/strong><\/h2>\n\n\n\n<p>\u8865\u7801\u7684\u6570\u5b66\u57fa\u7840\u975e\u5e38\u7b80\u5355\u4f46\u5374\u76f8\u5f53\u5de7\u5999\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a<strong>n<\/strong>\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\uff0c\u90a3\u4e48\u8be5\u6570\u7684\u8865\u7801\u5c31\u662f<strong>2^n &#8211; x<\/strong>\uff08\u5176\u4e2d<strong>x<\/strong>\u662f\u8be5\u6570\u7684\u7edd\u5bf9\u503c\uff09\u3002\u8fd9\u79cd\u65b9\u5f0f\u7684\u4f18\u70b9\u662f\uff0c\u5f53\u6211\u4eec\u52a0\u4e0a\u4e00\u4e2a\u6570\u548c\u5b83\u7684\u8865\u7801\u65f6\uff0c\u7ed3\u679c\u662f<strong>2^n<\/strong>\uff0c\u8fd9\u662f\u4e00\u4e2a\u53ea\u6709\u6700\u9ad8\u4f4d\uff08\u6ea2\u51fa\u4f4d\uff09\u4e3a1\u7684\u6570\uff0c\u5728<strong>n<\/strong>\u4f4d\u4e8c\u8fdb\u5236\u52a0\u6cd5\u4e2d\u7b49\u4e8e0\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. <\/strong><strong>\u5b9e\u9645\u5e94\u7528<\/strong><\/h2>\n\n\n\n<p>\u8865\u7801\u5728\u591a\u79cd\u573a\u5408\u6709\u5e94\u7528\uff0c\u4e0d\u4ec5\u5728\u8ba1\u7b97\u673a\u786c\u4ef6\u3001\u7f16\u7a0b\u8bed\u8a00\u4e2d\u88ab\u5e7f\u6cdb\u91c7\u7528\uff0c\u4e5f\u5728\u4e00\u4e9b\u7b97\u6cd5\u548c\u6570\u636e\u7ed3\u6784\u4e2d\u6709\u6240\u4f53\u73b0\u3002<\/p>\n\n\n\n<ul>\n<li><strong>\u786c\u4ef6\u7535\u8def<\/strong>: \u5728\u7b97\u672f\u903b\u8f91\u5355\u5143\uff08ALU\uff09\u4e2d\uff0c\u4f7f\u7528\u8865\u7801\u80fd\u7b80\u5316\u7535\u8def\u8bbe\u8ba1\u3002<\/li>\n\n\n\n<li><strong>\u7f16\u7a0b\u8bed\u8a00<\/strong>: \u5728C\/C++\u3001Java\u7b49\u7f16\u7a0b\u8bed\u8a00\u4e2d\uff0c\u9ed8\u8ba4\u7684\u6574\u6570\u8fd0\u7b97\u5c31\u662f\u8865\u7801\u8fd0\u7b97\u3002<\/li>\n\n\n\n<li><strong>\u7b97\u6cd5<\/strong>: \u5728\u8fdb\u884c\u4e8c\u8fdb\u5236\u52a0\u6cd5\u3001\u51cf\u6cd5\u6216\u8005\u6709\u5173\u6574\u6570\u7684\u7b97\u6cd5\u8bbe\u8ba1\u65f6\uff0c\u901a\u5e38\u4e5f\u4f1a\u4f7f\u7528\u8865\u7801\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>4. <\/strong><strong>\u4e0e\u5176\u4ed6\u8868\u793a\u6cd5\u7684\u6bd4\u8f83<\/strong><\/h2>\n\n\n\n<p>\u8865\u7801\u4e0e\u539f\u7801\u548c\u53cd\u7801\u76f8\u6bd4\u6709\u5f88\u591a\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li><strong>\u539f\u7801<\/strong>: \u6700\u76f4\u89c2\u4f46\u6548\u7387\u4f4e\uff0c\u56e0\u4e3a\u52a0\u51cf\u9700\u8981\u8003\u8651\u7b26\u53f7\uff0c\u800c\u4e14\u5b58\u5728+0\u548c-0\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li><strong>\u53cd\u7801<\/strong>: \u89e3\u51b3\u4e86+0\u548c-0\u7684\u95ee\u9898\uff0c\u4f46\u4ecd\u7136\u9700\u8981\u7279\u6b8a\u5904\u7406\u52a0\u51cf\u8fd0\u7b97\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>5. <\/strong><strong>\u7ed3\u8bba<\/strong><\/h2>\n\n\n\n<p>\u8865\u7801\u4f5c\u4e3a\u4e00\u79cd\u4e8c\u8fdb\u5236\u6570\u8868\u793a\u6cd5\uff0c\u5177\u6709\u5176\u72ec\u7279\u7684\u4f18\u70b9\u548c\u5e94\u7528\u573a\u666f\u3002\u5b83\u4e0d\u4ec5\u7b80\u5316\u4e86\u786c\u4ef6\u548c\u8f6f\u4ef6\u7684\u8bbe\u8ba1\uff0c\u8fd8\u5728\u6570\u636e\u7ed3\u6784\u548c\u7b97\u6cd5\u4e2d\u626e\u6f14\u4e86\u91cd\u8981\u89d2\u8272\u3002\u4e86\u89e3\u8865\u7801\u7684\u5de5\u4f5c\u539f\u7406\u548c\u5e94\u7528\uff0c\u5bf9\u4e8e\u7406\u89e3\u8ba1\u7b97\u673a\u79d1\u5b66\u548c\u6570\u5b57\u903b\u8f91\u8bbe\u8ba1\u6709\u7740\u4e0d\u53ef\u6216\u7f3a\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5e38\u89c1\u95ee\u7b54<\/strong><\/h2>\n\n\n\n<p><strong>1. <\/strong><strong>\u4e3a\u4ec0\u4e48\u8ba1\u7b97\u673a\u7cfb\u7edf\u666e\u904d\u91c7\u7528\u8865\u7801\u6765\u8868\u793a\u8d1f\u6570\uff1f<\/strong><\/p>\n\n\n\n<p>\u8865\u7801\u4e0d\u4ec5\u7b80\u5316\u4e86\u52a0\u6cd5\u548c\u51cf\u6cd5\u7684\u786c\u4ef6\u5b9e\u73b0\uff0c\u8fd8\u89e3\u51b3\u4e86\u539f\u7801\u548c\u53cd\u7801\u5728\u8868\u793a\u8d1f\u6570\u65f6\u5b58\u5728\u7684\u95ee\u9898\u3002\u5728\u8865\u7801\u7cfb\u7edf\u4e2d\uff0c\u6b63\u6570\u548c\u8d1f\u6570\u7684\u52a0\u6cd5\u53ef\u4ee5\u4f7f\u7528\u76f8\u540c\u7684\u7535\u8def\u8fdb\u884c\u8fd0\u7b97\uff0c\u8fd9\u5927\u5927\u63d0\u9ad8\u4e86\u8ba1\u7b97\u673a\u8fd0\u7b97\u7684\u6548\u7387\u3002<\/p>\n\n\n\n<p><strong>2. <\/strong><strong>\u8865\u7801\u548c\u53cd\u7801\u6709\u4ec0\u4e48\u4e0d\u540c\uff1f<\/strong><\/p>\n\n\n\n<p>\u53cd\u7801\u548c\u8865\u7801\u90fd\u662f\u7528\u4e8e\u8868\u793a\u8d1f\u6570\u7684\uff0c\u4f46\u5b83\u4eec\u6709\u660e\u663e\u7684\u4e0d\u540c\u3002\u5728\u53cd\u7801\u4e2d\uff0c\u8d1f\u6570\u662f\u901a\u8fc7\u53cd\u8f6c\u6b63\u6570\u4f4d\u6a21\u5f0f\u4e2d\u7684\u6240\u6709\u4f4d\uff08\u9664\u4e86\u7b26\u53f7\u4f4d\uff09\u6765\u83b7\u5f97\u7684\u3002\u5728\u8865\u7801\u4e2d\uff0c\u8d1f\u6570\u662f\u901a\u8fc7\u53cd\u8f6c\u6b63\u6570\u4f4d\u6a21\u5f0f\u4e2d\u7684\u6240\u6709\u4f4d\uff0c\u5e76\u52a01\u6765\u83b7\u5f97\u7684\u3002\u8fd9\u610f\u5473\u7740\u8865\u7801\u8868\u793a\u7684\u8303\u56f4\u6bd4\u53cd\u7801\u7a0d\u5fae\u5e7f\u6cdb\u4e00\u70b9\uff0c\u56e0\u4e3a\u5b83\u89e3\u51b3\u4e86\u53cd\u7801\u4e2d\u7684&#8221;\u53cc\u96f6&#8221;\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>3. <\/strong><strong>\u5728\u8865\u7801\u7cfb\u7edf\u4e2d\uff0c\u6700\u9ad8\u4f4d\uff08\u7b26\u53f7\u4f4d\uff09\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n\n\n\n<p>\u5728\u8865\u7801\u7cfb\u7edf\u4e2d\uff0c\u6700\u9ad8\u4f4d\u901a\u5e38\u4f5c\u4e3a\u7b26\u53f7\u4f4d\u3002\u5982\u679c\u7b26\u53f7\u4f4d\u662f0\uff0c\u90a3\u4e48\u6570\u5c31\u662f\u6b63\u6570\uff1b\u5982\u679c\u7b26\u53f7\u4f4d\u662f1\uff0c\u90a3\u4e48\u6570\u5c31\u662f\u8d1f\u6570\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5728\u8865\u7801\u7cfb\u7edf\u4e2d\uff0c\u7b26\u53f7\u4f4d\u4e5f\u53c2\u4e0e\u7b97\u672f\u8fd0\u7b97\uff0c\u8fd9\u662f\u4e0e\u539f\u7801\u548c\u53cd\u7801\u4e0d\u540c\u7684\u5730\u65b9\u3002<\/p>\n\n\n\n<p><strong>4. <\/strong><strong>\u8865\u7801\u4e2d\u5982\u4f55\u8fdb\u884c\u51cf\u6cd5\u8fd0\u7b97\uff1f<\/strong><\/p>\n\n\n\n<p>\u5728\u8865\u7801\u7cfb\u7edf\u4e2d\uff0c\u51cf\u6cd5\u53ef\u4ee5\u8f6c\u5316\u4e3a\u52a0\u6cd5\u6765\u6267\u884c\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u8981\u8ba1\u7b97<strong>A &#8211; B<\/strong>\uff0c\u4f60\u53ef\u4ee5\u5c06\u5176\u8f6c\u6362\u4e3a<strong>A + (-B)<\/strong>\u7684\u5f62\u5f0f\u3002\u8fd9\u91cc\u7684<strong>-B<\/strong>\u662f<strong>B<\/strong>\u7684\u8865\u7801\uff0c\u53ef\u4ee5\u901a\u8fc7\u53d6<strong>B<\/strong>\u7684\u53cd\u7801\u7136\u540e\u52a01\u6765\u5f97\u5230\u3002\u7136\u540e\uff0c\u4f60\u5c31\u53ef\u4ee5\u50cf\u666e\u901a\u7684\u4e8c\u8fdb\u5236\u52a0\u6cd5\u90a3\u6837\uff0c\u5bf9<strong>A<\/strong>\u548c<strong>-B<\/strong>\u8fdb\u884c\u52a0\u6cd5\u8fd0\u7b97\u3002<\/p>\n\n\n\n<p><strong>5. <\/strong><strong>\u4f7f\u7528\u8865\u7801\u6709\u4ec0\u4e48\u6f5c\u5728\u7684\u7f3a\u70b9\uff1f<\/strong><\/p>\n\n\n\n<p>\u867d\u7136\u8865\u7801\u89e3\u51b3\u4e86\u5f88\u591a\u539f\u7801\u548c\u53cd\u7801\u7684\u95ee\u9898\uff0c\u4f46\u5b83\u4e5f\u6709\u81ea\u5df1\u7684\u7f3a\u70b9\u3002\u6700\u660e\u663e\u7684\u4e00\u4e2a\u662f\u201c\u6ea2\u51fa\u201d\u7684\u95ee\u9898\u3002\u5f53\u4f60\u5c1d\u8bd5\u8868\u793a\u4e00\u4e2a\u8d85\u51fa\u7ed9\u5b9a\u4f4d\u6570\u80fd\u8868\u8fbe\u7684\u8303\u56f4\u7684\u6570\u65f6\uff0c\u4f1a\u53d1\u751f\u6ea2\u51fa\u3002\u8fd9\u901a\u5e38\u9700\u8981\u989d\u5916\u7684\u786c\u4ef6\u6216\u8f6f\u4ef6\u68c0\u67e5\u6765\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8865\u7801\u662f\u4e00\u79cd\u5728\u8ba1\u7b97\u673a\u79d1\u5b66\u548c\u6570\u5b57\u7535\u8def\u4e2d\u5e7f\u6cdb\u4f7f\u7528\u7684\u4e8c\u8fdb\u5236\u6570\u8868\u793a\u6cd5\uff0c\u4e3b\u8981\u7528\u4e8e\u6574\u6570\u7684\u52a0\u51cf\u8fd0\u7b97\u3002\u5b83\u4e3a\u89e3\u51b3\u6709\u7b26\u53f7\u6574\u6570\u8fd0\u7b97\u5e26\u6765 [&hellip;]","protected":false},"author":5,"featured_media":53730,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/53855"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=53855"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/53855\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/53730"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=53855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=53855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=53855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}