{"id":190,"date":"2012-10-05T07:15:00","date_gmt":"2012-10-04T23:15:00","guid":{"rendered":"http:\/\/nike0good.jp1.rpvhost.net\/95"},"modified":"2012-10-05T07:15:00","modified_gmt":"2012-10-04T23:15:00","slug":"poj_3264strmq","status":"publish","type":"post","link":"https:\/\/nike0good.com\/?p=190","title":{"rendered":"POJ 3264(STRMQ)"},"content":{"rendered":"<\/p>\n<p><span style=\"font-size:24px\">for j:=1 to ln(n)\/ln(2)<\/span><\/p>\n<p><span style=\"font-size:24px\">&nbsp; &nbsp; for i:=1 to n-(1 shl j)&#43;1 do<\/span><\/p>\n<p><span style=\"font-size:24px\">&nbsp; &nbsp; &nbsp; &nbsp;f[i,j]:=min(f[i,j-1],f[i&#43;(1 shl (j-1),j-1];<\/span><\/p>\n<p><span style=\"font-size:24px\"><br \/>\n<\/span><\/p>\n<p><span style=\"font-size:24px\">f[l,r]:=min(f[l,j],f[r-(1 shl j)&#43;1,j]; j=ln(r-l&#43;1)\/ln(2);<\/span><\/p>\n<p><span style=\"font-size:24px\"><br \/>\n<\/span><\/p>\n<p><span style=\"font-size:24px\">ln(n)\/ln(2)=log(2,n);<\/span><\/p>\n<p>\n<\/p>\n<p>\n<\/p>\n<\/p>\n<pre name=\"code\" class=\"delphi\">Program lineup;\nconst\n   maxn=50000;\n   maxq=200000;\n   maxh=1000000;\nvar\n   n,q,i,j,l,r,k:longint;\n   a:array[1..maxh] of longint;\n   f,h:array[1..maxh,0..16] of longint;\/\/f mintall h hightall\nfunction min(a,b:longint):longint;\nbegin\n   if a&lt;b then exit(a) else exit(b);\nend;\nfunction max(a,b:longint):longint;\nbegin\n   if a&gt;b then exit(a) else exit(b);\nend;\n\nbegin\n   read(n,q);\n   for i:=1 to n do\n   begin\n      read(a[i]);\n      f[i,0]:=a[i];\n      h[i,0]:=a[i];\n   end;\n   for j:=1 to trunc(ln(n)\/ln(2)) do   \/\/f[i,j]:=min(f[i,j-1],f[i+2^(j-1),j-1] i&lt;=n-2^j\n      for i:=1 to n-(1 shl j)+1 do\n      begin\n         f[i,j]:=min(f[i,j-1],f[i+1 shl (j-1),j-1]);\n         h[i,j]:=max(h[i,j-1],h[i+1 shl (j-1),j-1]);\n      end;\n\n   for i:=1 to q do\n   begin\n      read(l,r);\n      j:=(r-l+1);\n      j:=trunc(ln(j)\/ln(2));\n      writeln(max(h[l,j],h[r-1 shl j +1,j])-min(f[l,j],f[r-1 shl j +1,j]));\n   end;\nend.\n<\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"<p>for j:=1 to ln(n)\/ln(2) &nbsp; &nbsp; for i:=1 to n-(1  [&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":[45],"class_list":["post-190","post","type-post","status-publish","format-standard","hentry","category-defaultcategory","tag-rmq"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>POJ 3264(STRMQ) - 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=190\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"POJ 3264(STRMQ) - nike0good\" \/>\n<meta property=\"og:description\" content=\"for j:=1 to ln(n)\/ln(2) &nbsp; 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