{"id":7201,"date":"2022-08-08T06:00:01","date_gmt":"2022-08-08T04:00:01","guid":{"rendered":"http:\/\/www.glc.us.es\/~jalonso\/exercitium\/?p=7201"},"modified":"2022-12-14T16:58:37","modified_gmt":"2022-12-14T14:58:37","slug":"media-aritmetica-de-tres-numeros","status":"publish","type":"post","link":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/media-aritmetica-de-tres-numeros\/","title":{"rendered":"Media aritm\u00e9tica de tres n\u00fameros"},"content":{"rendered":"<p>Definir la funci\u00f3n<\/p>\n<pre lang=\"text\">\n   media3 :: Float -> Float -> Float -> Float\n<\/pre>\n<p>tal que <code>(media3 x y z)<\/code> es la media aritm\u00e9tica de los n\u00fameros <code>x<\/code>, <code>y<\/code> y <code>z<\/code>. Por ejemplo,<\/p>\n<pre lang=\"text\">\n   media3 1 3 8     ==  4.0\n   media3 (-1) 0 7  ==  2.0\n   media3 (-3) 0 3  ==  0.0\n<\/pre>\n<p><b>Soluciones<\/b><\/p>\n<p>A continuaci\u00f3n se muestran las <a href=\"#haskell\">soluciones en Haskell<\/a> y las <a href=\"#python\">soluciones en Python<\/a>.<\/p>\n<p><a name=\"haskell\"><\/a><br \/>\n<b>Soluci\u00f3n en Haskell<\/b><\/p>\n<pre lang=\"haskell\">\nmedia3 :: Float -> Float -> Float -> Float\nmedia3 x y z = (x+y+z)\/3\n<\/pre>\n<p>El c\u00f3digo se encuentra en <a href=\"https:\/\/github.com\/jaalonso\/Exercitium\/blob\/main\/src\/Media_aritmetica_de_tres_numeros.hs\">GitHub<\/a>.<\/p>\n<p><a name=\"python\"><\/a><br \/>\n<b>Soluciones en Python<\/b><\/p>\n<pre lang=\"python\">\ndef media3(x: float, y: float, z: float) -> float:\n    return (x + y + z)\/3\n<\/pre>\n<p>El c\u00f3digo se encuentra en <a href=\"https:\/\/github.com\/jaalonso\/Exercitium-Python\/blob\/main\/src\/media_aritmetica_de_tres_numeros.py\">GitHub<\/a>.<\/p>\n<p><b>Comentarios<\/b><\/p>\n<ul>\n<li>Los comentarios ir\u00e1n resaltando las diferencias de la soluci\u00f3n en Python respecto de la de Haskell (que no se hayan comentado en ning\u00fan ejercicio anterior).<\/li>\n<li>La estructura de la definici\u00f3n en Python es<\/li>\n<\/ul>\n<pre lang=\"python\">\ndef <nombre de la funci\u00f3n>(<argumento 1>,...,<argumento n>):\n    # type: <signatura de la funci\u00f3n>\n    ...\n    return <resultado>\n<\/pre>\n<ul>\n<li>La suma de dos n\u00fameros <code>x<\/code> e <code>y<\/code> se escribe en Python igual que en Haskell: <code>x + y<\/code>.<\/li>\n<li>El cociente de dos n\u00fameros decimales <code>x<\/code> e <code>y<\/code> se escribe en Python igual que en Haskell: <code>x \/ y<\/code>.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Definir la funci\u00f3n media3 :: Float -> Float -> Float -> Float tal que (media3 x y z) es la media aritm\u00e9tica de los n\u00fameros x, y y z. Por ejemplo, media3 1 3 8 == 4.0 media3 (-1) 0 7 == 2.0 media3 (-3) 0 3 == 0.0 Soluciones A continuaci\u00f3n se muestran las&#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":[581],"tags":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/7201"}],"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=7201"}],"version-history":[{"count":12,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/7201\/revisions"}],"predecessor-version":[{"id":7719,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/7201\/revisions\/7719"}],"wp:attachment":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/media?parent=7201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/categories?post=7201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/tags?post=7201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}