{"id":8500,"date":"2024-06-06T16:01:04","date_gmt":"2024-06-06T08:01:04","guid":{"rendered":""},"modified":"2024-06-06T16:01:04","modified_gmt":"2024-06-06T08:01:04","slug":"c\u8bed\u8a00\u540e\u7f00\u8868\u8fbe\u5f0f\u8ba1\u7b97_\u4e2d\u7f00\u8868\u8fbe\u5f0f\u8f6c\u540e\u7f00\u8868\u8fbe\u5f0f","status":"publish","type":"post","link":"https:\/\/mushiming.com\/8500.html","title":{"rendered":"c\u8bed\u8a00\u540e\u7f00\u8868\u8fbe\u5f0f\u8ba1\u7b97_\u4e2d\u7f00\u8868\u8fbe\u5f0f\u8f6c\u540e\u7f00\u8868\u8fbe\u5f0f"},"content":{"rendered":"<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display: none;\"> \n <path stroke-linecap=\"round\" d=\"M5,0 0,2.5 5,5z\" id=\"raphael-marker-block\" style=\"-webkit-tap-highlight-color: rgba(0, 0, 0, 0);\"><\/path> \n<\/svg> <\/p>\n<p>\u4f5c\u8005\u6839\u636e\u6570\u636e\u7ed3\u6784\u7b2c\u4e09\u7248\u672c\u3002\u674e\u4e91\u6e05 \u4e66\u4e0a\u7684\u601d\u8def\u548c\u76f8\u5173\u4ee3\u7801\u5b9e\u73b0\u4e86\u3002<\/p>\n<pre><code class=\"prism language-c\"><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span><span class=\"token string\">&lt;stdio.h&gt;<\/span><\/span>\n<span class=\"token keyword\">double<\/span> <span class=\"token function\">read<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span> f<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><span class=\"token keyword\">int<\/span> <span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/\/\u4e3a\u4e86\u80fd\u4f7f\u7528\u5c0f\u6570\uff0c\u8fd9\u91cc\u4f7f\u7528\u7684\u662fdouble\u7c7b\u578b <\/span>\n<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t<span class=\"token keyword\">double<\/span> x<span class=\"token operator\">=<\/span><span class=\"token number\">0.0<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">int<\/span> k<span class=\"token operator\">=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&gt;=<\/span><span class=\"token char\">'0'<\/span><span class=\"token operator\">&amp;&amp;<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&lt;=<\/span><span class=\"token char\">'9'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/\/\u5904\u7406\u6574\u6570\u90e8\u5206<\/span>\n\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\tx<span class=\"token operator\">=<\/span>x<span class=\"token operator\">*<\/span><span class=\"token number\">10<\/span><span class=\"token operator\">+<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">-<\/span><span class=\"token char\">'0'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8fd9\u91cc\u662f\u4e3a\u4e86\u628a\u5b57\u7b26\u4e32\u7c7b\u578b\u6539\u6210double\u7c7b\u578b\u3002*10\u5c31\u662f\u4e3a\u4e86\u51d1double\u7c7b\u578b\u3002\u5982'9'-'0'=9 ,\u5207\u8bb0'10'-'0'!=10 <\/span>\n\t\t<span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t <span class=\"token punctuation\">}<\/span>\n\t <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">==<\/span><span class=\"token char\">'.'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/\/\u5c0f\u6570\u90e8\u5206<\/span>\n\t <span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t \t<span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t \t<span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&gt;=<\/span><span class=\"token char\">'0'<\/span><span class=\"token operator\">&amp;&amp;<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&lt;=<\/span><span class=\"token char\">'9'<\/span><span class=\"token punctuation\">)<\/span>\n\t \t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t x<span class=\"token operator\">=<\/span>x<span class=\"token operator\">*<\/span><span class=\"token number\">10<\/span><span class=\"token operator\">+<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">-<\/span><span class=\"token char\">'0'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t\t <span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t k<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t <span class=\"token punctuation\">}<\/span>\n\t  <span class=\"token punctuation\">}<\/span>\n\t  <span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span>k<span class=\"token operator\">!=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span>\n\t  <span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t  \tx<span class=\"token operator\">=<\/span>x<span class=\"token operator\">\/<\/span><span class=\"token number\">10.0<\/span><span class=\"token punctuation\">;<\/span>\n\t  \tk<span class=\"token operator\">=<\/span>k<span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span>\n\t   <span class=\"token punctuation\">}<\/span> \n\t   <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t\n<span class=\"token punctuation\">}<\/span>\n<span class=\"token keyword\">double<\/span> <span class=\"token function\">eva<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span> f<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t<span class=\"token keyword\">double<\/span> obst<span class=\"token punctuation\">[<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">int<\/span> top<span class=\"token operator\">=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">int<\/span> k<span class=\"token operator\">=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">int<\/span> i<span class=\"token operator\">=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">double<\/span> x1<span class=\"token punctuation\">,<\/span>x2<span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">!=<\/span><span class=\"token char\">'#'<\/span><span class=\"token punctuation\">)<\/span>\n\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t<span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&gt;=<\/span><span class=\"token char\">'0'<\/span><span class=\"token operator\">&amp;&amp;<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&lt;=<\/span><span class=\"token char\">'9'<\/span><span class=\"token punctuation\">)<\/span>\n\t\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t\tobst<span class=\"token punctuation\">[<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token operator\">=<\/span><span class=\"token function\">read<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\ttop<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token punctuation\">}<\/span>\n\t\t<span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">==<\/span><span class=\"token char\">' '<\/span><span class=\"token punctuation\">)<\/span>\n\t\ti<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">==<\/span><span class=\"token char\">'+'<\/span><span class=\"token punctuation\">)<\/span>\n\t\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t\tx2<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tx1<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tobst<span class=\"token punctuation\">[<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token operator\">=<\/span>x1<span class=\"token operator\">+<\/span>x2<span class=\"token punctuation\">;<\/span>\n\t\t\ttop<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\ti<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token punctuation\">}<\/span>\n\t\t\t<span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">==<\/span><span class=\"token char\">'-'<\/span><span class=\"token punctuation\">)<\/span>\n\t\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t\tx2<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tx1<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tobst<span class=\"token punctuation\">[<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token operator\">=<\/span>x1<span class=\"token operator\">-<\/span>x2<span class=\"token punctuation\">;<\/span>\n\t\t\ttop<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\ti<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token punctuation\">}<\/span>\n\t\t\t<span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">==<\/span><span class=\"token char\">'*'<\/span><span class=\"token punctuation\">)<\/span>\n\t\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t\tx2<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tx1<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tobst<span class=\"token punctuation\">[<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token operator\">=<\/span>x1<span class=\"token operator\">*<\/span>x2<span class=\"token punctuation\">;<\/span>\n\t\t\ttop<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\ti<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token punctuation\">}<\/span>\n\t\t\t<span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token operator\">==<\/span><span class=\"token char\">'\/'<\/span><span class=\"token punctuation\">)<\/span>\n\t\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\t\tx2<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tx1<span class=\"token operator\">=<\/span>obst<span class=\"token punctuation\">[<\/span><span class=\"token operator\">--<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\tobst<span class=\"token punctuation\">[<\/span>top<span class=\"token punctuation\">]<\/span><span class=\"token operator\">=<\/span>x1<span class=\"token operator\">\/<\/span>x2<span class=\"token punctuation\">;<\/span>\n\t\t\ttop<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t\ti<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token punctuation\">}<\/span>\n\t\t\n\t<span class=\"token punctuation\">}<\/span>\n\t<span class=\"token keyword\">return<\/span> obst<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span>\n<span class=\"token keyword\">int<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\n<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t<span class=\"token keyword\">int<\/span> j<span class=\"token operator\">=<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">char<\/span> g<span class=\"token punctuation\">[<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">char<\/span> x<span class=\"token punctuation\">;<\/span>\n\t<span class=\"token function\">scanf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"%c\"<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token keyword\">while<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token operator\">!=<\/span><span class=\"token char\">'!'<\/span><span class=\"token punctuation\">)<\/span>\n\t<span class=\"token punctuation\">{ \n   <!-- --><\/span>\n\t\tg<span class=\"token punctuation\">[<\/span>j<span class=\"token punctuation\">]<\/span><span class=\"token operator\">=<\/span>x<span class=\"token punctuation\">;<\/span>\n\t\tj<span class=\"token operator\">++<\/span><span class=\"token punctuation\">;<\/span>\n\t\t<span class=\"token function\">scanf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"%c\"<\/span><span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token punctuation\">}<\/span>\n\t<span class=\"token keyword\">double<\/span> s<span class=\"token operator\">=<\/span> <span class=\"token function\">eva<\/span><span class=\"token punctuation\">(<\/span>g<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\t<span class=\"token function\">printf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"%f\"<\/span><span class=\"token punctuation\">,<\/span>s<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\n <span class=\"token punctuation\">}<\/span> \n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"c\u8bed\u8a00\u540e\u7f00\u8868\u8fbe\u5f0f\u8ba1\u7b97_\u4e2d\u7f00\u8868\u8fbe\u5f0f\u8f6c\u540e\u7f00\u8868\u8fbe\u5f0f\u4f5c\u8005\u6839\u636e\u6570\u636e\u7ed3\u6784\u7b2c\u4e09\u7248\u672c","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"_links":{"self":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/8500"}],"collection":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/comments?post=8500"}],"version-history":[{"count":0,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/8500\/revisions"}],"wp:attachment":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/media?parent=8500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/categories?post=8500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/tags?post=8500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}