{"id":27615,"date":"2023-06-21T10:31:01","date_gmt":"2023-06-21T07:01:01","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/c-speedup-your-function-by-using-vector-as-simple-map-2eo\/"},"modified":"2023-06-21T10:31:01","modified_gmt":"2023-06-21T07:01:01","slug":"c-speedup-your-function-by-using-vector-as-simple-map-2eo","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/c-speedup-your-function-by-using-vector-as-simple-map-2eo\/","title":{"rendered":"C++\u060c \u0633\u0631\u0639\u062a \u0639\u0645\u0644\u06a9\u0631\u062f \u062e\u0648\u062f \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0648\u06a9\u062a\u0648\u0631 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0646\u0642\u0634\u0647 \u0633\u0627\u062f\u0647 \u0627\u0641\u0632\u0627\u06cc\u0634 \u062f\u0647\u06cc\u062f"},"content":{"rendered":"<div data-article-id=\"1511352\" id=\"article-body\">\n<p>\u06af\u0627\u0647\u06cc \u0627\u0648\u0642\u0627\u062a\u060c \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u06a9\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0627\u0641\u06cc \u0633\u0627\u062f\u0647 \u0647\u0633\u062a\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u0641\u0642\u0637 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc \u06cc\u0627 \u0641\u0642\u0637 \u0627\u0632 1 \u062a\u0627 9 \u0648 \u063a\u06cc\u0631\u0647\u060c \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0642\u0634\u0647 \u06cc\u0627 \u0646\u0642\u0634\u0647 \u062f\u0627\u0631\u06cc\u0645.<br \/>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0648\u06a9\u062a\u0648\u0631 char \u06cc\u0627 \u0648\u06a9\u062a\u0648\u0631 \u0631\u0634\u062a\u0647 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0627\u0647 \u0628\u0631\u0627\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0633\u0631\u0639\u062a \u0628\u0631\u0646\u0627\u0645\u0647 \u0634\u0645\u0627\u0633\u062a.<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight cpp\"><code><span class=\"o\">+<\/span> <span class=\"kt\">int<\/span> <span class=\"n\">vs<\/span> <span class=\"kt\">char<\/span> <span class=\"o\">:<\/span><span class=\"mi\">0<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"sc\">'a'<\/span><span class=\"p\">,<\/span> <span class=\"mi\">1<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"sc\">'b'<\/span><span class=\"p\">,...<\/span>  \n<span class=\"n\">vector<\/span><span class=\"o\">&lt;<\/span><span class=\"kt\">char<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">cV<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"sc\">'a'<\/span><span class=\"p\">,<\/span><span class=\"sc\">'b'<\/span><span class=\"p\">,<\/span><span class=\"sc\">'c'<\/span><span class=\"p\">};<\/span>\n<span class=\"c1\">\/\/ get char c of int val  -&gt; char c = sV[val]<\/span>\n<span class=\"o\">+<\/span>  <span class=\"kt\">char<\/span> <span class=\"n\">vs<\/span> <span class=\"n\">string<\/span> <span class=\"o\">:<\/span> <span class=\"sc\">'a'<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"s\">\".-\"<\/span><span class=\"p\">,<\/span> <span class=\"sc\">'b'<\/span> <span class=\"o\">-&gt;<\/span> <span class=\"s\">\"-..\"<\/span><span class=\"p\">,<\/span> <span class=\"p\">...<\/span> \n<span class=\"n\">vector<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">string<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">sV<\/span> <span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"s\">\".-\"<\/span><span class=\"p\">,<\/span><span class=\"s\">\"-..\"<\/span><span class=\"p\">};<\/span>\n<span class=\"c1\">\/\/to get string of char ch  -&gt; string code = sV[ch-'a'];<\/span>\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u06af\u0627\u0647\u06cc \u0627\u0648\u0642\u0627\u062a\u060c \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u06a9\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0627\u0641\u06cc \u0633\u0627\u062f\u0647 \u0647\u0633\u062a\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u0641\u0642\u0637 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc \u06cc\u0627 \u0641\u0642\u0637 \u0627\u0632 1 \u062a\u0627 9 \u0648 \u063a\u06cc\u0631\u0647\u060c \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0642\u0634\u0647 \u06cc\u0627 \u0646\u0642\u0634\u0647 \u062f\u0627\u0631\u06cc\u0645.\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0648\u06a9\u062a\u0648\u0631 char \u06cc\u0627 \u0648\u06a9\u062a\u0648\u0631 \u0631\u0634\u062a\u0647 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0627\u0647 \u0628\u0631\u0627\u06cc \u0627\u0641\u0632\u0627\u06cc\u0634 \u0633\u0631\u0639\u062a \u0628\u0631\u0646\u0627\u0645\u0647 \u0634\u0645\u0627\u0633\u062a. + int vs char :0 -&gt; &#8216;a&#8217;, 1 -&gt; &#8216;b&#8217;,&#8230; &hellip;<\/p>\n","protected":false},"author":2,"featured_media":27616,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-27615","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/27615","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=27615"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/27615\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/27616"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=27615"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=27615"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=27615"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}