{"id":870,"date":"2021-03-09T01:16:34","date_gmt":"2021-03-08T17:16:34","guid":{"rendered":"http:\/\/lonelinerd.com\/?p=870"},"modified":"2022-10-16T19:25:34","modified_gmt":"2022-10-16T11:25:34","slug":"reading-notes-csharp-algorithm-2","status":"publish","type":"post","link":"https:\/\/lonelinerd.com\/index.php\/2021\/03\/09\/reading-notes-csharp-algorithm-2\/","title":{"rendered":"\u300a\u5716\u8aaa\u6f14\u7b97\u6cd5-\u4f7f\u7528C#\u300b\u8981\u9ede\u6458\u9304 &#8211; \u300c\u5e38\u898b\u6f14\u7b97\u6cd5\u300d"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"870\" class=\"elementor elementor-870\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-52aa57a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"52aa57a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-62065e9\" data-id=\"62065e9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-77f9416 elementor-widget elementor-widget-text-editor\" data-id=\"77f9416\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p><b>\u66f8\u540d\uff1a\u300a\u5716\u8aaa\u6f14\u7b97\u6cd5-\u4f7f\u7528C#\u300b<\/b><\/p><p><strong>\u4f5c\u8005\uff1a\u5433\u71e6\u9298\u3001\u80e1\u662d\u6c11<\/strong><\/p><p>\u6240\u8b80\u7248\u672c\uff1a\u535a\u78a9\u6587\u5316<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-561c0b0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"561c0b0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9dc2a77\" data-id=\"9dc2a77\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b80018e elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"b80018e\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4305d6c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4305d6c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2ffa8da\" data-id=\"2ffa8da\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-92e3a08 elementor-widget elementor-widget-text-editor\" data-id=\"92e3a08\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">\u5206\u6cbb\u6cd5<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item md-focus-container\"><p class=\"md-end-block md-p md-focus\"><span class=\"md-plain md-expand\"><span style=\"color: #ff0000;\">\u53cd\u8986\u5206\u5272\u554f\u984c\uff0c\u4f7f\u5b50\u554f\u984c\u898f\u6a21\u4e0d\u65b7\u7e2e\u5c0f<\/span>\uff0c\u76f4\u5230\u9019\u4e9b\u5b50\u554f\u984c\u8db3\u5920\u7c21\u55ae\u5230\u53ef\u4ee5\u89e3\u6c7a\uff0c\u6700\u5f8c\u5c07\u5404\u5b50\u554f\u984c\u7684\u89e3\u5408\u4f75\u5f97\u5230\u539f\u554f\u984c\u7684\u89e3\u7b54<\/span><\/p><\/li><\/ul><h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">\u905e\u6b78<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4e00\u500b\u51fd\u6578\u7531\u81ea\u8eab\u5b9a\u7fa9\u6216\u547c\u53eb<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u5fc5\u9808\u8981\u67092\u500b\u689d\u4ef6<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">\u4e2d\u6b62\u905e\u6b78\u51fa\u53e3<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">\u905e\u6b78\u57f7\u884c\u904e\u7a0b<\/span><\/p><\/li><\/ul><\/li><\/ul><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4f8b\u5b50\uff1a\u83f2\u6ce2\u90a3\u5951\u6578\u5217<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><pre class=\"md-fences md-end-block ty-contain-cm modeLoaded\" lang=\"c#\" spellcheck=\"false\"><span role=\"presentation\"><span class=\"cm-keyword\">public<\/span> <span class=\"cm-keyword\">static<\/span> <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-def\">Fibonacci<\/span>(<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">idx<\/span>)<\/span><br \/><span role=\"presentation\">{<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">idx<\/span> <span class=\"cm-operator\">==<\/span> <span class=\"cm-number\">0<\/span>) { <span class=\"cm-keyword\">return<\/span> <span class=\"cm-number\">0<\/span>; }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">else<\/span> <span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">idx<\/span> <span class=\"cm-operator\">==<\/span> <span class=\"cm-number\">1<\/span>) { <span class=\"cm-keyword\">return<\/span> <span class=\"cm-number\">1<\/span>; }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">else<\/span> { <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">Fibonacci<\/span>(<span class=\"cm-variable\">idx<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">1<\/span>) <span class=\"cm-operator\">+<\/span> <span class=\"cm-variable\">Fibonacci<\/span>(<span class=\"cm-variable\">idx<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">2<\/span>); }<\/span><br \/><span role=\"presentation\">}<\/span><\/pre><\/li><\/ul><\/li><\/ul><h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">\u52d5\u614b\u898f\u5283\uff08Dynamic Programming\uff09<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u985e\u4f3c\u5206\u6cbb\u6cd5\uff0c\u4f46\u6703<span style=\"color: #ff0000;\">\u5229\u7528\u67d0\u7a2e\u6578\u64da\u7d50\u69cb\u5c07\u5b50\u554f\u984c\u7684\u89e3\u4fdd\u5b58\u8d77\u4f86<\/span><\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u7576\u89e3\u6c7a\u4e00\u6a23\u7684\u5b50\u554f\u984c\u6642\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u5f9e\u6578\u64da\u7d50\u69cb\u4e2d\u5f97\u5230\u5b50\u554f\u984c\u7684\u89e3\u4e26\u8fd4\u56de\uff0c\u800c\u4e0d\u9700\u8981\u91cd\u65b0\u89e3\u6c7a\u4e00\u6b21\u5b50\u554f\u984c\u3002<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4f8b\u5b50\uff1a\u512a\u5316\u7684\u83f2\u6ce2\u90a3\u5951\u6578\u5217<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><pre class=\"md-fences md-end-block ty-contain-cm modeLoaded\" lang=\"c#\" spellcheck=\"false\"><span role=\"presentation\"><span class=\"cm-keyword\">static<\/span> <span class=\"cm-variable\">Dictionary<\/span><span class=\"cm-operator\">&lt;<\/span><span class=\"cm-variable-3\">int<\/span>, <span class=\"cm-variable-3\">int<\/span><span class=\"cm-operator\">&gt;<\/span> <span class=\"cm-variable\">fibonacciResultMemo<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-keyword\">new<\/span> <span class=\"cm-variable\">Dictionary<\/span><span class=\"cm-operator\">&lt;<\/span><span class=\"cm-variable-3\">int<\/span>, <span class=\"cm-variable-3\">int<\/span><span class=\"cm-operator\">&gt;<\/span>()<\/span><br \/><span role=\"presentation\">{<\/span><br \/><span role=\"presentation\"> \u00a0  {<span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> }<\/span><br \/><span role=\"presentation\">};<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"><span class=\"cm-keyword\">public<\/span> <span class=\"cm-keyword\">static<\/span> <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-def\">Fibonacci<\/span>(<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">idx<\/span>)<\/span><br \/><span role=\"presentation\">{<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">fibonacciResultMemo<\/span>.<span class=\"cm-variable\">ContainsKey<\/span>(<span class=\"cm-variable\">idx<\/span>)) { <span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">fibonacciResultMemo<\/span>[<span class=\"cm-variable\">idx<\/span>]; }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">else<\/span><\/span><br \/><span role=\"presentation\"> \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">res<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-variable\">Fibonacci<\/span>(<span class=\"cm-variable\">idx<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">1<\/span>) <span class=\"cm-operator\">+<\/span> <span class=\"cm-variable\">Fibonacci<\/span>(<span class=\"cm-variable\">idx<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">2<\/span>);<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">fibonacciResultMemo<\/span>.<span class=\"cm-variable\">Add<\/span>(<span class=\"cm-variable\">idx<\/span>, <span class=\"cm-variable\">res<\/span>);<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">res<\/span>;<\/span><br \/><span role=\"presentation\"> \u00a0  }<\/span><br \/><span role=\"presentation\">}<\/span><\/pre><\/li><\/ul><\/li><\/ul><h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">\u8fed\u4ee3<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u7d50\u679c\u7121\u6cd5\u7528\u516c\u5f0f\u4e00\u6b21\u6c42\u89e3\uff0c\u9700\u8981\u5229\u7528\u8ff4\u5708\u53cd\u8986\u904b\u7b97<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u8ff4\u5708\u7d50\u69cb\u7684\u4e09\u500b\u689d\u4ef6\uff1a<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">\u6a19\u8a18\u8ff4\u5708\u8d77\u9ede\u548c\u9032\u5ea6\u7684\u8b8a\u6578<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">\u5faa\u74b0\u689d\u4ef6<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">\u8ff4\u5708\u8b8a\u6578\u7684\u589e\u6e1b\u503c<\/span><\/p><\/li><\/ul><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4f8b\u5b50\uff1a\u8a08\u7b97\u968e\u5c64<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><pre class=\"md-fences md-end-block ty-contain-cm modeLoaded\" lang=\"c#\" spellcheck=\"false\"><span role=\"presentation\"><span class=\"cm-keyword\">public<\/span> <span class=\"cm-keyword\">static<\/span> <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-def\">Stairs<\/span>(<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">targetStair<\/span>)<\/span><br \/><span role=\"presentation\">{<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">sum<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-number\">1<\/span>;<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">for<\/span> (<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">i<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-number\">0<\/span>; <span class=\"cm-variable\">i<\/span> <span class=\"cm-operator\">&lt;=<\/span> <span class=\"cm-variable\">targetStair<\/span>; <span class=\"cm-variable\">i<\/span><span class=\"cm-operator\">++<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">sum<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-number\">1<\/span>;<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">for<\/span> (<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">j<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-variable\">i<\/span>; <span class=\"cm-variable\">j<\/span> <span class=\"cm-operator\">&gt;<\/span> <span class=\"cm-number\">0<\/span>; <span class=\"cm-variable\">j<\/span><span class=\"cm-operator\">--<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">sum<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-variable\">sum<\/span> <span class=\"cm-operator\">*<\/span> <span class=\"cm-variable\">j<\/span>;<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  }<\/span><br \/><span role=\"presentation\"> \u00a0  }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">return<\/span> <span class=\"cm-variable\">sum<\/span>;<\/span><br \/><span role=\"presentation\">}<\/span><\/pre><\/li><\/ul><\/li><\/ul><h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">Pascal&#8217;s Triangle<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">rC0 = 1 =&gt; \u6bcf\u4e00\u5217\u7684\u7b2c0\u6b04\u7684\u503c\u4e00\u5b9a\u70ba1<\/span><\/p><\/li><\/ul><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">rCn = rCn-1 * (r &#8211; n + 1)\/n =&gt; \u67d0\u6b04\u67d0\u5217\u5143\u7d20\u503c\u516c\u5f0f<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">r = row<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">n = column<\/span><\/p><\/li><\/ul><\/li><\/ul><h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">\u56de\u6eaf\u6cd5<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u7aae\u8209\u6cd5\u7684\u4e00\u7a2e\uff0c\u4f46\u5728<span style=\"color: #ff0000;\">\u767c\u73fe\u76ee\u6a19\u4e0d\u6b63\u78ba\u5f8c\u99ac\u4e0a\u8fd4\u56de\u4e0a\u4e00\u5c64\uff0c\u800c\u4e0d\u905e\u6b78\u5230\u4e0b\u4e00\u5c64<\/span><\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4f5c\u8005\u7684\u4f8b\u5b50\u662f\u53ea\u80fd\u5c40\u9650\u5728\u77e5\u9053\u7d42\u9ede\u5728\u8d77\u9ede\u7684\u65b9\u4f4d\uff08\u53f3\u4e0b\u89d2\uff09\u7684\u524d\u63d0\u4e0b\u624d\u80fd\u751f\u6548\u7684\uff0c\u4f46\u5982\u679c\u4e0d\u77e5\u9053\u8d77\u3001\u7d42\u9ede\u7684\u4f4d\u7f6e\uff0c\u5be6\u969b\u4e0a\u53ea\u80fd\u4f7f\u7528DFS\u9032\u884c\u641c\u7d22\u3002<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4fee\u6539\u7248\uff1a<\/span><\/p><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><pre class=\"md-fences md-end-block ty-contain-cm modeLoaded\" lang=\"c#\" spellcheck=\"false\"><span role=\"presentation\"><span class=\"cm-keyword\">static<\/span> <span class=\"cm-keyword\">void<\/span> <span class=\"cm-variable\">Main<\/span>(<span class=\"cm-variable-3\">string<\/span>[] <span class=\"cm-variable\">args<\/span>)<\/span><br \/><span role=\"presentation\">{<\/span><br \/><span role=\"presentation\"> \u00a0  (<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>) <span class=\"cm-variable\">start<\/span> <span class=\"cm-operator\">=<\/span> (<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>);<\/span><br \/><span role=\"presentation\"> \u00a0  (<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>) <span class=\"cm-variable\">exit<\/span> <span class=\"cm-operator\">=<\/span> (<span class=\"cm-number\">8<\/span>, <span class=\"cm-number\">2<\/span>);<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-variable-3\">int<\/span>[,] <span class=\"cm-variable\">maze<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-keyword\">new<\/span> <span class=\"cm-variable-3\">int<\/span>[<span class=\"cm-number\">10<\/span>, <span class=\"cm-number\">12<\/span>]<\/span><br \/><span role=\"presentation\"> \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">0<\/span>, <span class=\"cm-number\">1<\/span> },<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span>, <span class=\"cm-number\">1<\/span> }<\/span><br \/><span role=\"presentation\"> \u00a0  };<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-variable\">FindPathInMaze<\/span>(<span class=\"cm-variable\">start<\/span>, <span class=\"cm-variable\">exit<\/span>, <span class=\"cm-variable\">maze<\/span>);<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-variable\">Console<\/span>.<span class=\"cm-variable\">WriteLine<\/span>();<\/span><br \/><span role=\"presentation\">}<\/span><br \/><span role=\"presentation\"><span class=\"cm-keyword\">public<\/span> <span class=\"cm-keyword\">static<\/span> <span class=\"cm-keyword\">void<\/span> <span class=\"cm-variable\">FindPathInMaze<\/span>((<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>) <span class=\"cm-variable\">startPos<\/span>, (<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>) <span class=\"cm-variable\">goalPos<\/span>, <span class=\"cm-variable-3\">int<\/span>[,] <span class=\"cm-variable\">maze<\/span>)<\/span><br \/><span role=\"presentation\">{<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-variable\">Stack<\/span><span class=\"cm-operator\">&lt;<\/span>(<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>)<span class=\"cm-operator\">&gt;<\/span> <span class=\"cm-variable\">pathStack<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-keyword\">new<\/span> <span class=\"cm-variable\">Stack<\/span><span class=\"cm-operator\">&lt;<\/span>(<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>)<span class=\"cm-operator\">&gt;<\/span>();<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Push<\/span>(<span class=\"cm-variable\">startPos<\/span>);<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0<span class=\"cm-keyword\">while<\/span> (<span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Count<\/span> <span class=\"cm-operator\">&gt;<\/span> <span class=\"cm-number\">0<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  (<span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable-3\">int<\/span> <span class=\"cm-variable\">y<\/span>) <span class=\"cm-variable\">currPath<\/span> <span class=\"cm-operator\">=<\/span> <span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Pop<\/span>();<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-comment\">\/\/Reach Goal, Break Loop<\/span><\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span> <span class=\"cm-operator\">==<\/span> <span class=\"cm-variable\">goalPos<\/span>.<span class=\"cm-variable\">x<\/span> <span class=\"cm-operator\">&amp;&amp;<\/span> <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span> <span class=\"cm-operator\">==<\/span> <span class=\"cm-variable\">goalPos<\/span>.<span class=\"cm-variable\">y<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">maze<\/span>[<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span>] <span class=\"cm-operator\">=<\/span> <span class=\"cm-number\">2<\/span>;<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">break<\/span>;<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  }<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-comment\">\/\/Set Current <\/span><\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">maze<\/span>[<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span>] <span class=\"cm-operator\">=<\/span> <span class=\"cm-number\">2<\/span>;<\/span><br \/><span role=\"presentation\">\u200b<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">maze<\/span>[<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">1<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span>] <span class=\"cm-operator\">==<\/span> <span class=\"cm-number\">0<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Push<\/span>((<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">1<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span>));<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">maze<\/span>[<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span> <span class=\"cm-operator\">+<\/span> <span class=\"cm-number\">1<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span>] <span class=\"cm-operator\">==<\/span> <span class=\"cm-number\">0<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Push<\/span>((<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span> <span class=\"cm-operator\">+<\/span> <span class=\"cm-number\">1<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span>));<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">maze<\/span>[<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span> <span class=\"cm-operator\">+<\/span> <span class=\"cm-number\">1<\/span>] <span class=\"cm-operator\">==<\/span> <span class=\"cm-number\">0<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Push<\/span>((<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span> <span class=\"cm-operator\">+<\/span> <span class=\"cm-number\">1<\/span>));<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  }<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-keyword\">if<\/span> (<span class=\"cm-variable\">maze<\/span>[<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">1<\/span>] <span class=\"cm-operator\">==<\/span> <span class=\"cm-number\">0<\/span>)<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  {<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<span class=\"cm-variable\">pathStack<\/span>.<span class=\"cm-variable\">Push<\/span>((<span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">x<\/span>, <span class=\"cm-variable\">currPath<\/span>.<span class=\"cm-variable\">y<\/span> <span class=\"cm-operator\">-<\/span> <span class=\"cm-number\">1<\/span>));<\/span><br \/><span role=\"presentation\"> \u00a0 \u00a0 \u00a0  }<\/span><br \/><span role=\"presentation\"> \u00a0  }<\/span><br \/><span role=\"presentation\">}<\/span><\/pre><\/li><\/ul><\/li><\/ul><\/li><\/ul><h4 class=\"md-end-block md-heading\"><span style=\"text-decoration: underline;\"><strong><span class=\"md-plain\">\u8caa\u5fc3\u7b97\u6cd5<\/span><\/strong><\/span><\/h4><ul class=\"ul-list\" data-mark=\"-\"><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\">\u53ea<span style=\"color: #ff0000;\">\u8003\u616e\u5c40\u90e8\u800c\u4e0d\u8003\u616e\u5927\u5c40<\/span>\uff0c\u901a\u904e\u6bcf\u4e00\u6b21\u8a08\u7b97\u90fd\u9078\u64c7\u7576\u524d\u6700\u597d\u7684\u9078\u64c7\uff0c\u9010\u6b65\u903c\u8fd1\u76ee\u6a19<\/span><\/p><\/li><li class=\"md-list-item\"><p class=\"md-end-block md-p\"><span class=\"md-plain\" style=\"color: #ff0000;\">\u4e0d\u80fd\u4fdd\u8b49\u6700\u5f8c\u7684\u89e3\u662f\u6700\u4f73\u89e3<\/span><\/p><\/li><\/ul>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u66f8\u540d\uff1a\u300a\u5716\u8aaa\u6f14\u7b97\u6cd5-\u4f7f\u7528C#\u300b \u4f5c\u8005\uff1a\u5433\u71e6\u9298\u3001\u80e1\u662d\u6c11 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