{"id":29876,"date":"2023-01-11T16:01:02","date_gmt":"2023-01-11T10:31:02","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-how-can-i-write-recursive-strrchr-closed\/"},"modified":"2023-01-11T16:01:02","modified_gmt":"2023-01-11T10:31:02","slug":"solved-how-can-i-write-recursive-strrchr-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-how-can-i-write-recursive-strrchr-closed\/","title":{"rendered":"[Solved] How can I write recursive Strrchr? [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-16389621\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"16389621\" data-parentid=\"16388687\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"0\" data-question-has-accepted-highest-score=\"0\" itemprop=\"suggestedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<pre><code>#include &lt;stdio.h&gt;\n\nchar *StrrchrR(const char *s, int c, char *find){\n    if(s==NULL) return NULL;\n    if(*s == '\\0') return (c == '\\0') ? (char*)s : find;\n    return StrrchrR(s + 1, c, *s == c ? (char*)s : find);\n}\n\nchar *Strrchr(const char *s, int c){\n    return StrrchrR(s, c, NULL);\n}\n\/*\nchar *Strrchr(const char *s, int c){\n    char *ret;\n    if(s == NULL)return NULL;\n    if(*s=='\\0') return (c == '\\0') ? (char*)s : NULL;\n    if(ret = Strrchr(s + 1, c)) return ret;\n    if(*s == c) return (char*)s;\n    return NULL;\n}\n*\/    \nint main(void){\n    const char *str = \"abcabdefg\";\n    char *cp;\n\n    cp=Strrchr(str, '\\0');\n    printf(\"%c\\n\", *--cp);\/\/g\n    cp=Strrchr(str, 'b');\n    printf(\"%c\\n\", *++cp);\/\/d\n    cp=Strrchr(str, 'z');\n    if(!cp)printf(\"NULL\\n\");\/\/NULL\n    return 0;\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved How can I write recursive Strrchr? [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] #include &lt;stdio.h&gt; char *StrrchrR(const char *s, int c, char *find){ if(s==NULL) return NULL; if(*s == &#8216;\\0&#8217;) return (c == &#8216;\\0&#8217;) ? (char*)s : find; return StrrchrR(s + 1, c, *s == c ? (char*)s : find); } char *Strrchr(const char *s, int c){ return StrrchrR(s, c, NULL); } \/* char *Strrchr(const char *s, int &#8230; <a title=\"[Solved] How can I write recursive Strrchr? [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-how-can-i-write-recursive-strrchr-closed\/\" aria-label=\"More on [Solved] How can I write recursive Strrchr? [closed]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[324,494],"class_list":["post-29876","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c","tag-recursion"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] How can I write recursive Strrchr? [closed] - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-how-can-i-write-recursive-strrchr-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] How can I write recursive Strrchr? [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] #include &lt;stdio.h&gt; char *StrrchrR(const char *s, int c, char *find){ if(s==NULL) return NULL; if(*s == &#039;&#039;) return (c == &#039;&#039;) ? (char*)s : find; return StrrchrR(s + 1, c, *s == c ? (char*)s : find); } char *Strrchr(const char *s, int c){ return StrrchrR(s, c, NULL); } \/* char *Strrchr(const char *s, int ... 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