{"id":7271,"date":"2022-08-29T06:00:24","date_gmt":"2022-08-29T04:00:24","guid":{"rendered":"http:\/\/www.glc.us.es\/~jalonso\/exercitium\/?p=7271"},"modified":"2022-12-14T16:42:51","modified_gmt":"2022-12-14T14:42:51","slug":"tres-iguales","status":"publish","type":"post","link":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/tres-iguales\/","title":{"rendered":"Tres iguales"},"content":{"rendered":"<p>Definir la funci\u00f3n<\/p>\n<pre lang=\"text\">\n   tresIguales :: Int -> Int -> Int -> Bool\n<\/pre>\n<p>tal que <code>(tresIguales x y z)<\/code> se verifica si los elementos <code>x<\/code>, <code>y<\/code> y <code>z<\/code> son iguales. Por ejemplo,<\/p>\n<pre lang=\"text\">\n   tresIguales 4 4 4  ==  True\n   tresIguales 4 3 4  ==  False\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>Soluciones en Haskell<\/b><\/p>\n<pre lang=\"haskell\">\ntresIguales :: Int -> Int -> Int -> Bool\ntresIguales x y z = x == y && y == z\n<\/pre>\n<p>El c\u00f3digo se encuentra en <a href=\"https:\/\/github.com\/jaalonso\/Exercitium\/blob\/main\/src\/Tres_iguales.hs\">GitHub<\/a>.<\/p>\n<p><a name=\"python\"><\/a><br \/>\n<b>Soluciones en Python<\/b><\/p>\n<pre lang=\"python\">\nfrom hypothesis import given, strategies as st\n\n# 1\u00aa definici\u00f3n\ndef tresIguales1(x: int, y: int, z: int) -> bool:\n    return x == y and y == z\n\n# 2\u00aa definici\u00f3n\ndef tresIguales2(x: int, y: int, z: int) -> bool:\n    return x == y == z\n\n# La propiedad de equivalencia es\n@given(st.integers(), st.integers(), st.integers())\ndef test_equiv_tresIguales(x, y, z):\n    assert tresIguales1(x, y, z) == tresIguales2(x, y, z)\n\n# La comprobaci\u00f3n es\n#    src> poetry run pytest -q tres_iguales.py\n#    1 passed in 0.16s\n<\/pre>\n<p>El c\u00f3digo se encuentra en <a href=\"https:\/\/github.com\/jaalonso\/Exercitium-Python\/blob\/main\/src\/tres_iguales.py\">GitHub<\/a>.<\/p>\n<p><b>Comentarios<\/b><\/p>\n<ul>\n<li>La conjunci\u00f3n de <code>x<\/code>  e <code>y<\/code> se calcula\n<ul>\n<li>en Haskell, con <code>x &amp;&amp; y<\/code> y<\/li>\n<li>en Python, con <code>x and y<\/code>.<\/li>\n<\/ul>\n<\/li>\n<li>En Python, <code>x == y == z<\/code> es equivalente a <code>x == y and y == z<\/code>.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Definir la funci\u00f3n tresIguales :: Int -> Int -> Int -> Bool tal que (tresIguales x y z) se verifica si los elementos x, y y z son iguales. Por ejemplo, tresIguales 4 4 4 == True tresIguales 4 3 4 == False Soluciones A continuaci\u00f3n se muestran las soluciones en Haskell y las soluciones&#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\/7271"}],"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=7271"}],"version-history":[{"count":8,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/7271\/revisions"}],"predecessor-version":[{"id":7704,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/posts\/7271\/revisions\/7704"}],"wp:attachment":[{"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/media?parent=7271"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/categories?post=7271"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.glc.us.es\/~jalonso\/exercitium\/wp-json\/wp\/v2\/tags?post=7271"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}