{"id":208,"date":"2012-10-25T16:02:00","date_gmt":"2012-10-25T08:02:00","guid":{"rendered":"http:\/\/nike0good.jp1.rpvhost.net\/113"},"modified":"2012-10-25T16:02:00","modified_gmt":"2012-10-25T08:02:00","slug":"dance_classes_c___heap_priority_and_overloading","status":"publish","type":"post","link":"https:\/\/nike0good.com\/?p=208","title":{"rendered":"\u821e\u8e48\u8bfe (C++\u5806\u7684\u4f18\u5148\u7ea7\u4e0e\u91cd\u8f7d)"},"content":{"rendered":"<\/p>\n<div>\n<h2 align=\"center\">\u7b2c\u4e09\u9898\uff1a\u821e\u8e48\u8bfe(dancingLessons)<\/h2>\n<\/div>\n<p>\u65f6\u95f4\u9650\u5236\uff1a1\u79d2<\/p>\n<p>\u5185\u5b58\u9650\u5236\uff1a256MB<\/p>\n<p>\u8f93\u5165\uff1adancingLessons.in<\/p>\n<p>\u8f93\u51fa\uff1adancingLessons.out<\/p>\n<div>\n<h3>\u95ee\u9898\u63cf\u8ff0<\/h3>\n<\/div>\n<p>\u6709n\u4e2a\u4eba\u53c2\u52a0\u4e00\u4e2a\u821e\u8e48\u8bfe\u3002\u6bcf\u4e2a\u4eba\u7684\u821e\u8e48\u6280\u672f\u7531\u6574\u6570\u6765\u51b3\u5b9a\u3002\u5728\u821e\u8e48\u8bfe\u7684\u5f00\u59cb\uff0c\u4ed6\u4eec\u4ece\u5de6\u5230\u53f3\u7ad9\u6210\u4e00\u6392\u3002\u5f53\u8fd9\u4e00\u6392\u4e2d\u81f3\u5c11\u6709\u4e00\u5bf9\u76f8\u90bb\u7684\u5f02\u6027\u65f6\uff0c\u821e\u8e48\u6280\u672f\u76f8\u5dee\u6700\u5c0f\u7684\u90a3\u4e00\u5bf9\u4f1a\u51fa\u5217\u5e76\u5f00\u59cb\u8df3\u821e\u3002\u5982\u679c\u76f8\u5dee\u6700\u5c0f\u7684\u4e0d\u6b62\u4e00\u5bf9\uff0c\u90a3\u4e48\u6700\u5de6\u8fb9\u7684\u90a3\u4e00\u5bf9\u51fa\u5217\u3002\u4e00\u5bf9\u5f02\u6027\u51fa\u5217\u4e4b\u540e\uff0c\u961f\u4f0d\u4e2d\u7684\u7a7a\u767d\u6309\u539f\u987a\u5e8f\u8865\u4e0a\uff08\u5373\uff1a\u82e5\u961f\u4f0d\u4e3aABCD\uff0c\u90a3\u4e48BC\u51fa\u5217\u4e4b\u540e\u961f\u4f0d\u53d8\u4e3aAD\uff09\u3002\u821e\u8e48\u6280\u672f\u76f8\u5dee\u6700\u5c0f\u5373\u662f\u7684\u7edd\u5bf9&#20540;\u6700\u5c0f\u3002<\/p>\n<p>\u4f60\u7684\u4efb\u52a1\u662f\uff0c\u6a21\u62df\u4ee5\u4e0a\u8fc7\u7a0b\uff0c\u786e\u5b9a\u8df3\u821e\u7684\u914d\u5bf9\u53ca\u987a\u5e8f\u3002<\/p>\n<div>\n<h3>\u8f93\u5165<\/h3>\n<\/div>\n<p>\u7b2c\u4e00\u884c\u4e3a\u6b63\u6574\u6570\uff1a\u961f\u4f0d\u4e2d\u7684\u4eba\u6570\u3002\u4e0b\u4e00\u884c\u5305\u542bn\u4e2a\u5b57\u7b26B\u6216\u8005G\uff0cB\u4ee3\u8868\u7537\uff0cG\u4ee3\u8868\u5973\u3002\u4e0b\u4e00\u884c\u4e3an\u4e2a\u6574\u6570\u3002\u6240\u6709\u4fe1\u606f\u6309\u7167\u4ece\u5de6\u5230\u53f3\u7684\u987a\u5e8f\u7ed9\u51fa\u3002\u572850%\u7684\u6570\u636e\u4e2d\uff0c\u3002<\/p>\n<div>\n<h3>\u8f93\u51fa<\/h3>\n<\/div>\n<p>\u7b2c\u4e00\u884c\uff1a\u51fa\u5217\u7684\u603b\u5bf9\u6570k\u3002\u63a5\u4e0b\u6765\u8f93\u51fak\u884c\uff0c\u6bcf\u884c\u662f\u4e24\u4e2a\u6574\u6570\u3002\u6309\u8df3\u821e\u987a\u5e8f\u8f93\u51fa\uff0c\u4e24\u4e2a\u6574\u6570\u4ee3\u8868\u8fd9\u4e00\u5bf9\u821e\u4f34\u7684\u7f16\u53f7\uff08\u6309\u8f93\u5165\u987a\u5e8f\u4ece\u5de6\u5f80\u53f31\u81f3n\u7f16\u53f7\uff09\u3002\u8bf7\u5148\u8f93\u51fa\u8f83\u5c0f\u7684\u6574\u6570\uff0c\u518d\u8f93\u51fa\u8f83\u5927\u7684\u6574\u6570\u3002<\/p>\n<div>\n<h3>\u6837\u4f8b\u8f93\u5165<\/h3>\n<\/div>\n<p>4<\/p>\n<p>BGBG<\/p>\n<p>4 2 4 3<\/p>\n<div>\n<h3>\u6837\u4f8b\u8f93\u51fa<\/h3>\n<\/div>\n<p>2<\/p>\n<p>3 4<\/p>\n<p>1 2<\/p>\n<div>\n<h3>\u6837\u4f8b\u8f93\u5165<\/h3>\n<\/div>\n<p>4<\/p>\n<p>BGBB<\/p>\n<p>1 1 2 3<\/p>\n<div>\n<h3>\u6837\u4f8b\u8f93\u51fa<\/h3>\n<\/div>\n<p>1<\/p>\n<p>1 2<\/p>\n<p><\/p>\n<p>\n<\/p>\n<p>\u5806\u7684\u64cd\u4f5c<\/p>\n<p>--\u5806\u9ed8\u8ba4\u4e3a\u5c0f\u6839\u5806\uff08\u91cd\u8f7dOperator&lt;\uff09 \u5c0f\u7684\u653e\u524d\u9762<\/p>\n<p>\n<\/p>\n<p>\u6ce8\u610f\u6b64\u5904\u7528greater - \u5927\u6839\u5806<\/p>\n<p>\n<\/p>\n<\/p>\n<pre name=\"code\" class=\"C++\">#include&lt;cstdio&gt;\n#include&lt;cstring&gt;\n#include&lt;queue&gt;\n#include&lt;cmath&gt;\n#include&lt;cstdlib&gt;\n#include&lt;iostream&gt;\n#include&lt;functional&gt;\n#include&lt;algorithm&gt;\nusing namespace std;\n#define MAXN (200000 + 10)\n#define MAXAI (10000000 + 10)\nint n;\nchar s[MAXN];\nint a[MAXN];\nbool b[MAXN];\nstruct pair2\n{\n\tint x,y,w;\n}ans[MAXN];\n\nbool operator&gt;(const pair2 a,const pair2 b)\n{\n\tif (a.w==b.w) return a.x&gt;b.x;\n\treturn a.w&gt;b.w;\n}\nvoid cout_pair(const pair2 a)\n{\n\tprintf(&quot;%d %dn&quot;,a.x,a.y);\n}\npriority_queue &lt;pair2, vector&lt;pair2&gt;, greater&lt;pair2&gt; &gt; q;\nvoid push(int x,int y)\n{\n\tpair2 now;\n\tnow.x=x;\n\tnow.y=y;\n\tnow.w=abs(a[x]-a[y]);\n\tq.push(now);\n\/\/\tcout&lt;&lt;&quot;add &quot;&lt;&lt;now.x&lt;&lt;' '&lt;&lt;now.y&lt;&lt;' '&lt;&lt;now.w&lt;&lt;'n';\n}\nint main()\n{\n\tfreopen(&quot;dancingLessons.in&quot;,&quot;r&quot;,stdin);\n\tfreopen(&quot;dancingLessons.out&quot;,&quot;w&quot;,stdout);\n\n\n\tscanf(&quot;%dn%s&quot;,&amp;n,s);\n\tfor (int i=1;i&lt;=n;i++) scanf(&quot;%d&quot;,&amp;a[i]);\n\tmemset(b,0,sizeof(b));\n\tfor (int i=1;i&lt;n;i++)\n\t\tif (s[i-1]!=s[i]) push(i,i+1);\n\tint tot=0;\n\twhile (!q.empty())\n\t{\n\t\tpair2 now=q.top();\n\/\/\t\tcout_pair(now);\n\t\tq.pop();\n\t\tif (b[now.x]||b[now.y]) continue;\n\t\tb[now.x]=1;\n\t\tb[now.y]=1;\n\t\tans[++tot]=now;\n\t\tint l=now.x-1,r=now.y+1;\n\t\tif (l&lt;1||r&gt;n) continue;\n\t\twhile (l&gt;1&amp;&amp;b[l]) l--;\n\t\twhile (r&lt;n&amp;&amp;b[r]) r++;\n\t\tif (b[l]||b[r]) continue;\n\t\tif (s[l-1]!=s[r-1]) push(l,r);\n\n\n\t}\n\n\tprintf(&quot;%dn&quot;,tot);\n\tfor (int i=1;i&lt;=tot;i++) cout_pair(ans[i]);\n\n\/\/\twhile (1);\n\treturn 0;\n}\n<\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b2c\u4e09\u9898\uff1a\u821e\u8e48\u8bfe(dancingLessons) \u65f6\u95f4\u9650\u5236\uff1a1\u79d2 \u5185\u5b58\u9650\u5236\uff1a256MB \u8f93\u5165\uff1adancingLe [&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":[29,69],"class_list":["post-208","post","type-post","status-publish","format-standard","hentry","category-defaultcategory","tag-c","tag-heap"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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