{"id":602,"date":"2009-08-31T21:18:00","date_gmt":"2009-08-31T01:18:00","guid":{"rendered":""},"modified":"2009-08-31T21:18:00","modified_gmt":"2009-08-31T01:18:00","slug":"","status":"publish","type":"post","link":"https:\/\/kyle.ai\/blog\/602.html","title":{"rendered":"\u4e5d\u5bab\u683c\u7b97\u6cd5\u5b9e\u73b0(C\u8bed\u8a00\u7248\u672c)"},"content":{"rendered":"<p><html><head><meta http-equiv=\"Content-Type\" content=\"text\/html; charset=utf-8\" \/><title>\u4e5d\u5bab\u683c\u7b97\u6cd5\u5b9e\u73b0(C\u8bed\u8a00\u7248\u672c)<\/title><\/head><body><\/p>\n<h1 style=\"display:none\">\u4e5d\u5bab\u683c\u7b97\u6cd5\u5b9e\u73b0(C\u8bed\u8a00\u7248\u672c)<\/h1>\n<div>\n<p>\u73af\u5883\uff1aVS2008\u4e0b\u8c03\u8bd5\u901a\u8fc7\uff0c\u4ee50\u8868\u793a\u9700\u8981\u586b\u7684\u6570\u5b57\uff0c\u7528\u56de\u6eaf\u6cd5\u8fdb\u884c&ldquo;\u86ee\u7b97&rdquo;<\/p>\n<pre class=\"cs\"><pre><font color=\"#808080\">#include <\/font><font color=\"#a31515\">&quot;stdafx.h&quot;<\/font>\n<font color=\"#808080\">#include <\/font>&lt;iostream&gt;\n<font color=\"#0000ff\">using<\/font> <font color=\"#0000ff\">namespace<\/font> std;\n\n<font color=\"#0000ff\">static<\/font> <font color=\"#0000ff\">int<\/font> pu[9][9]=\n    {\n        {0,8,0,0,0,3,0,9,0},\n        {0,0,7,6,4,0,0,5,0},\n        {3,2,0,0,0,7,4,6,0},\n        {0,4,0,0,0,1,0,3,0},\n        {2,0,3,0,0,6,8,0,1},\n        {0,5,0,7,0,9,0,4,0},\n        {0,7,1,3,0,0,0,8,9},\n        {0,3,0,0,1,4,7,0,0},\n        {0,6,0,9,0,0,0,1,0} };\n\n<font color=\"#0000ff\">int<\/font> isvalid(<font color=\"#0000ff\">const<\/font> <font color=\"#0000ff\">int<\/font> i, <font color=\"#0000ff\">const<\/font> <font color=\"#0000ff\">int<\/font> j)<font color=\"#008000\">\/\/\u9a8c\u8bc1\u51fd\u6570\u5f53\u671fi,j\u5750\u6807\u662f\u5426\u7b26\u5408\u6e38\u620f\u89c4\u5219\uff0c\u4e0d\u91cd\u590d\n<\/font>{\n    <font color=\"#0000ff\">const<\/font> <font color=\"#0000ff\">int<\/font> n = pu[i][j];\n    <font color=\"#0000ff\">const<\/font> <font color=\"#0000ff\">static<\/font> <font color=\"#0000ff\">int<\/font> query[] = {0, 0, 0, 3, 3, 3, 6, 6, 6};\n    <font color=\"#0000ff\">int<\/font> t, u;\n\n    <font color=\"#0000ff\">for<\/font> (t = 0; t &lt; 9; t++)\n        <font color=\"#0000ff\">if<\/font> ((t != i &amp;&amp; pu[t][j] == n) || (t != j &amp;&amp; pu[i][t] == n))<font color=\"#008000\">\/\/0-9\u7684\u6570\u5b57\uff0c\u6bcf\u884c\u6bcf\u5217\u90fd\u4e0d\u80fd\u91cd\u590d\n<\/font>            <font color=\"#0000ff\">return<\/font> 0;\n\n    <font color=\"#0000ff\">for<\/font> (t = query[i]; t &lt; query[i] + 3; t++)  <font color=\"#008000\">\/\/9\u4e2a\u5bab\u76843\u00d73\u91cc\u4e5f\u4e0d\u80fd\u91cd\u590d\n<\/font>        <font color=\"#0000ff\">for<\/font> (u = query[j]; u &lt; query[j] + 3; u++)\n            <font color=\"#0000ff\">if<\/font> ((t != i || u != j) &amp;&amp; pu[t][u] == n)\n               <font color=\"#0000ff\">return<\/font> 0;    \n\n    <font color=\"#0000ff\">return<\/font> 1;\n}\n\n<font color=\"#0000ff\">void<\/font> output(<font color=\"#0000ff\">void<\/font>)<font color=\"#008000\">\/\/\u8f93\u5165\u51fd\u6570\n<\/font>{\n    <font color=\"#0000ff\">static<\/font> <font color=\"#0000ff\">int<\/font> n;\n\n    cout &lt;&lt; <font color=\"#a31515\">&quot;Solution &quot;<\/font> &lt;&lt; ++n &lt;&lt; <font color=\"#a31515\">&quot; : &quot;<\/font> &lt; &lt; e n d l;\n    f or(<font color=\"#0000ff\">int<\/font> i = 0; i &lt; 9; i++)\n {\n        <font color=\"#0000ff\">for<\/font> (<font color=\"#0000ff\">int<\/font> j = 0; j &lt; 9; j++)\n            cout&lt;&lt; pu[i][j] &lt;&lt; <font color=\"#a31515\">&quot; &quot;<\/font>;\n        cout &lt;&lt; endl;\n    }\n\n    cout &lt;&lt; endl;\n}\n\n<font color=\"#0000ff\">void<\/font> Try(<font color=\"#0000ff\">const<\/font> <font color=\"#0000ff\">int<\/font> n)<font color=\"#008000\">\/\/\u6838\u5fc3\u51fd\u6570\uff0c\u56de\u6eaf\u7b97\u6cd5\n<\/font>{\n    <font color=\"#0000ff\">if<\/font> (n == 81) \n {\n  <font color=\"#008000\">\/\/\u662f\u5426\u5df2\u7ecf\u662f\u6700\u540e\u4e00\u4e2a\u683c\u5b50\n<\/font>        output();\n        <font color=\"#0000ff\">return<\/font>;\n    }\n\n    <font color=\"#0000ff\">const<\/font> <font color=\"#0000ff\">int<\/font> i = n \/ 9, j = n % 9;\n\n    <font color=\"#0000ff\">if<\/font> (pu[i][j] != 0) \n {\n  <font color=\"#008000\">\/\/\u5982\u679c\u5f53\u524d\u683c\u5b50\u4e0d\u9700\u8981\u586b\u6570\u5b57\uff0c\u5c31\u8df3\u5230\u4e0b\u4e00\u4e2a\u683c\u5b50\n<\/font>        Try(n + 1);\n        <font color=\"#0000ff\">return<\/font>;\n    }\n\n    <font color=\"#0000ff\">for<\/font> (<font color=\"#0000ff\">int<\/font> k = 0; k &lt; 9; k++) {\n        pu[i][j]++;<font color=\"#008000\">\/\/\u5f53\u524d\u683c\u5b50\u8fdb\u884c\u5c1d\u8bd5\u6240\u6709\u89e3\n<\/font>        <font color=\"#0000ff\">if<\/font> (isvalid(i, j))\n  {\n   Try(n + 1);<font color=\"#008000\">\/\/\u9a8c\u8bc1\u901a\u8fc7\uff0c\u5c31\u7ee7\u7eed\u4e0b\u4e00\u4e2a\n<\/font>   <font color=\"#008000\">\/\/output();\n<\/font>  }\n    }\n\n    pu[i][j] = 0;  <font color=\"#008000\">\/\/\u5982\u679c\u4e0a\u9762\u7684\u5355\u5143\u65e0\u89e3\uff0c\u5c31\u56de\u6eaf\n<\/font>}\n\n<font color=\"#0000ff\">int<\/font> main(<font color=\"#0000ff\">void<\/font>)\n{\n <font color=\"#0000ff\">int<\/font> temp;\n    Try(0);\n cin&gt;&gt;temp;\n}<\/pre>\n<\/div>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e5d\u5bab\u683c\u7b97\u6cd5\u5b9e\u73b0(C\u8bed\u8a00\u7248\u672c) \u4e5d\u5bab\u683c\u7b97\u6cd5\u5b9e\u73b0(C\u8bed\u8a00\u7248\u672c) \u73af\u5883\uff1aVS2008\u4e0b\u8c03\u8bd5\u901a\u8fc7\uff0c\u4ee50\u8868\u793a\u9700\u8981\u586b\u7684\u6570\u5b57 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-602","post","type-post","status-publish","format-standard","hentry","category-code_related"],"_links":{"self":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/602","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/comments?post=602"}],"version-history":[{"count":0,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/posts\/602\/revisions"}],"wp:attachment":[{"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/media?parent=602"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/categories?post=602"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kyle.ai\/blog\/wp-json\/wp\/v2\/tags?post=602"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}