{"id":1610,"date":"2015-10-21T06:00:14","date_gmt":"2015-10-21T04:00:14","guid":{"rendered":"http:\/\/www.glc.us.es\/~jalonso\/exercitium\/?p=1610"},"modified":"2015-10-28T15:04:59","modified_gmt":"2015-10-28T13:04:59","slug":"refinamiento-de-listas","status":"publish","type":"post","link":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/refinamiento-de-listas\/","title":{"rendered":"Refinamiento de listas"},"content":{"rendered":"<p>Definir la funci\u00f3n<\/p>\n<pre lang=\"text\">\n   refinada :: [Float] -> [Float]\n<\/pre>\n<p>tal que (refinada xs) es la lista obtenida intercalando entre cada dos elementos consecutivos de xs su media aritm\u00e9tica. Por ejemplo,<\/p>\n<pre lang=\"text\">\n   refinada [2,7,1,8]  ==  [2.0,4.5,7.0,4.0,1.0,4.5,8.0]\n   refinada [2]        ==  [2.0]\n   refinada []         ==  []\n<\/pre>\n<h4>Soluciones<\/h4>\n<pre lang=\"haskell\">\n-- 1\u00aa definici\u00f3n (por recursi\u00f3n):\nrefinada :: [Float] -> [Float]\nrefinada (x:y:zs) = x : (x+y)\/2 : refinada (y:zs)\nrefinada xs       = xs\n\n-- 2\u00aa definici\u00f3n (por comprensi\u00f3n);\nrefinada2 :: [Float] -> [Float]\nrefinada2 []     = []\nrefinada2 (x:xs) = x : concat [[(a+b)\/2,b] | (a,b) <- zip (x:xs) xs]  \n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Definir la funci\u00f3n refinada :: [Float] -> [Float] tal que (refinada xs) es la lista obtenida intercalando entre cada dos elementos consecutivos de xs su media aritm\u00e9tica. Por ejemplo, refinada [2,7,1,8] == [2.0,4.5,7.0,4.0,1.0,4.5,8.0] refinada [2] == [2.0] refinada [] == [] Soluciones &#8212; 1\u00aa definici\u00f3n (por recursi\u00f3n): refinada :: [Float] -> [Float] refinada (x:y:zs) =&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"footnotes":"","_jetpack_memberships_contains_paid_content":false},"categories":[4],"tags":[8,12,6,9],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/1610"}],"collection":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/comments?post=1610"}],"version-history":[{"count":5,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/1610\/revisions"}],"predecessor-version":[{"id":1639,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/1610\/revisions\/1639"}],"wp:attachment":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/media?parent=1610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/categories?post=1610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/tags?post=1610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}