{"id":224,"date":"2012-10-31T13:45:00","date_gmt":"2012-10-31T05:45:00","guid":{"rendered":"http:\/\/nike0good.jp1.rpvhost.net\/129"},"modified":"2012-10-31T13:45:00","modified_gmt":"2012-10-31T05:45:00","slug":"dna_sequence_1_dp_sequence","status":"publish","type":"post","link":"https:\/\/nike0good.com\/?p=224","title":{"rendered":"DNA\u5e8f\u5217 (\u5404\u70b9\u53ea\u51fa\u73b01\u6b21\u7684Dp\u5e8f\uff09"},"content":{"rendered":"<p>DNA\u5e8f\u5217(dna)<\/p>\n<p align=\"left\">\u9898\u76ee\u63cf\u8ff0<\/p>\n<p align=\"left\">\u6765\u81eaJSSI\uff08Jinkela State Scientific Institute\uff09\u7684\u79d1\u5b66\u5bb6\u4eec\u5c1d\u8bd5\u5236\u9020\u4e00\u4e2a\u957f\u5ea6\u4e3aN\u5e76\u4e14\u53ea\u5305\u542bA\u7684DNA\u5e8f\u5217\uff0c\u4e0d\u51fa\u610f\u5916\u5730\u5931\u8d25\u4e86\u3002\u4ed6\u4eec\u5f97\u5230\u4e86\u4e00\u4e2a\u542b\u6709A\u548cB\u4e24\u79cd\u90e8\u4ef6\u7684\u5e8f\u5217\u3002\u73b0\u5728\u4ed6\u4eec\u6253\u7b97\u5bf9\u5b9e\u9a8c\u7ed3\u679c\u8fdb\u884c\u7be1\u6539\uff0c\u6765\u5f97\u5230\u4e00\u4e2a\u5168\u90e8\u662fA\u7684\u5e8f\u5217\u3002\u7be1\u6539\u7684\u65b9\u5f0f\u6709\u4e24\u79cd\uff1a<\/p>\n<p align=\"left\">1 \u66f4\u6539\u67d0\u4e00\u4f4d\u4e0a\u90e8\u4ef6\u7684\u72b6\u6001\uff08A\u53d8\u6210B\uff0cB\u53d8\u6210A\uff09<\/p>\n<p align=\"left\">2 \u66f4\u6539\u67d0\u4e2a\u524d\u7f00\u5185\u6240\u6709\u90e8\u4ef6\u7684\u72b6\u6001<\/p>\n<p align=\"left\">\u4e24\u79cd\u64cd\u4f5c\u7684\u4ee3\u4ef7\u90fd\u4e3a1\u3002<\/p>\n<p align=\"left\">\u4f60\u7684\u4efb\u52a1\u81ea\u7136\u662f\u6c42\u6700\u5c0f\u4ee3\u4ef7\u3002<\/p>\n<p align=\"left\">\u8f93\u5165<\/p>\n<p align=\"left\">\u7b2c\u4e00\u884c\u4e3aN\uff0c\u5e8f\u5217\u957f\u5ea6\u3002<\/p>\n<p align=\"left\">\u7b2c\u4e8c\u884c\u662f\u4e00\u4e2a\u957f\u5ea6\u4e3aN\u4e14\u53ea\u5305\u542bA\u548cB\u7684\u5b57\u7b26\u4e32\uff0c\u8868\u793a\u521d\u59cb\u5e8f\u5217\u3002<\/p>\n<p align=\"left\">\u8f93\u51fa<\/p>\n<p align=\"left\">\u6700\u5c0f\u4ee3\u4ef7\u3002<\/p>\n<p align=\"left\">\u6837\u4f8b\u8f93\u5165<\/p>\n<p align=\"left\">12<\/p>\n<p align=\"left\">AAABBBAAABBB<\/p>\n<p align=\"left\">\u6837\u4f8b\u8f93\u51fa<\/p>\n<p align=\"left\">4<\/p>\n<p align=\"left\">\u6570\u636e\u8303\u56f4<\/p>\n<p align=\"left\">\u5bf9\u4e8e10%\u7684\u6570\u636e\uff0cN&lt;=10<\/p>\n<p align=\"left\">\u5bf9\u4e8e70%\u7684\u6570\u636e\uff0cN&lt;=100000<\/p>\n<p align=\"left\">\u5bf9\u4e8e100%\u7684\u6570\u636e\uff0cN&lt;=1000000<\/p>\n<p>\n<\/p>\n<p>\u5f53\u4e00\u4e2a\u9898\u76ee\u6709\u51e0\u79cd\u53ea\u53ef\u80fd\u51fa\u73b01\u6b21\u7684\u64cd\u4f5c\uff0c\u800c\u67d0\u4e9b\u64cd\u4f5c\u5bf9\u540e\u7eed\u64cd\u4f5c\u7684\u5f71\u54cd\u76f8\u540c\uff0c\u4e14\u4e4b\u540e\u7684\u64cd\u4f5c\u4e0d\u4f1a\u5bf9\u524d\u9762\u5f71\u54cd<\/p>\n<p>\u4fbf\u53ef\u6839\u636e\u5bf9\u540e\u7eed\u60c5\u51b5\u5f71\u54cd\u7684\u72b6\u51b5Dp\uff0c\u4e43\u81f3D\u6210\u4e86\u8d2a\u5fc3<\/p>\n<p>\n<\/p>\n<p><pre name=\"code\" class=\"cpp\">#include&lt;cstdio&gt;\n#include&lt;cstdlib&gt;\n#include&lt;cstring&gt;\n#include&lt;cmath&gt;\n#include&lt;iostream&gt;\n#include&lt;functional&gt;\n#include&lt;algorithm&gt;\nusing namespace std;\n#define MAXN (1000000+10)\nint n;\nchar s[MAXN];\nchar turn(const char a)\n{\n\tif (a=='A') return 'B';\n\telse return 'A';\n}\nint F[2]={0,1};\nint main()\n{\n\tfreopen(&quot;dna.in&quot;,&quot;r&quot;,stdin);\n\tfreopen(&quot;dna.out&quot;,&quot;w&quot;,stdout);\n\tscanf(&quot;%d&quot;,&amp;n);\n\tscanf(&quot;%s&quot;,s);\n\tfor (int i=n-1;i&gt;=0;i--)\n\t{\n\/\/\t\tcout&lt;&lt;F[0]&lt;&lt;' '&lt;&lt;F[1]&lt;&lt;endl;\n\t\tint f0=min(F[0]+(s[i]=='B'),F[1]+1+(s[i]=='B'));\n\t\tint f1=min(F[0]+1+(s[i]=='A'),F[1]+(s[i]=='A'));\n\t\tF[0]=f0;\n\t\tF[1]=f1;\n\t}\n\tcout&lt;&lt;min(F[0],F[1])&lt;&lt;endl;\n\n\n\/\/\twhile (1);\n\treturn 0;\n}\n<\/pre>\n<\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>DNA\u5e8f\u5217(dna) \u9898\u76ee\u63cf\u8ff0 \u6765\u81eaJSSI\uff08Jinkela State Scientific Institu [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"categories":[3],"tags":[30],"class_list":["post-224","post","type-post","status-publish","format-standard","hentry","category-defaultcategory","tag-dp"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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