{"id":181,"date":"2012-09-23T16:06:00","date_gmt":"2012-09-23T08:06:00","guid":{"rendered":"http:\/\/nike0good.jp1.rpvhost.net\/86"},"modified":"2012-09-23T16:06:00","modified_gmt":"2012-09-23T08:06:00","slug":"poj_3122_answer","status":"publish","type":"post","link":"https:\/\/nike0good.com\/?p=181","title":{"rendered":"POJ 3122(\u4e8c\u5206\u7b54\u6848\uff09"},"content":{"rendered":"<h1>\u4e8c\u5206\u7b54\u6848\u2026\u2026<\/h1>\n<div>\n<\/div>\n<div>\n<pre name=\"code\" class=\"delphi\">Program pie;\nconst\n   lef=0.00001;\nvar\n   t,n,f,i,j:longint;\n   r:array[1..10000] of longint;\n   s:array[1..10000] of double;\n   maxs:double;\nprocedure sort(l,r:double);\nvar\n   m:real;\n   i,j,tot:longint;\nbegin\n   m:=(l+r)\/2;\n   tot:=0;\n   for i:=1 to n do inc(tot,trunc(s[i]\/m));\n\n   if tot&gt;=f then\n   begin\n      if r-l&lt;lef then writeln(r:4:4)\n      else sort(m,r);\n\n\n   end\n   else sort(l,m);\n\n\n\n\n\n\n\n\n\n\nend;\nbegin\n   read(t);\n   while (t&gt;0) do\n   begin\n      read(n,f);\n      inc(f);\n      for i:=1 to n do\n      begin\n         read(r[i]);\n         s[i]:=sqr(r[i])*pi;\n      end;\n      maxs:=s[1];\n      for i:=2 to n do\n         if maxs&lt;s[i] then maxs:=s[i];\n      sort(0,maxs);\n\n      dec(t);\n   end;\nend.\n<\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4e8c\u5206\u7b54\u6848\u2026\u2026 Program pie; const lef=0.00001; var t,n,f,i,j:lo [&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":[124],"class_list":["post-181","post","type-post","status-publish","format-standard","hentry","category-defaultcategory","tag-to_cheat_points_ampamp_play_table"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>POJ 3122(\u4e8c\u5206\u7b54\u6848\uff09 - nike0good<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nike0good.com\/?p=181\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"POJ 3122(\u4e8c\u5206\u7b54\u6848\uff09 - nike0good\" \/>\n<meta property=\"og:description\" content=\"\u4e8c\u5206\u7b54\u6848\u2026\u2026 Program pie; 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