{"id":85318,"date":"2020-04-02T12:28:31","date_gmt":"2020-04-02T04:28:31","guid":{"rendered":"http:\/\/4563.org\/?p=85318"},"modified":"2020-04-02T12:28:31","modified_gmt":"2020-04-02T04:28:31","slug":"%e6%b1%82%e5%8a%a9%e5%85%b3%e4%ba%8e-java-%e5%88%9b%e5%bb%ba%e4%ba%8c%e5%8f%89%e6%a0%91%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=85318","title":{"rendered":"\u6c42\u52a9\u5173\u4e8e Java \u521b\u5efa\u4e8c\u53c9\u6811\u7684\u95ee\u9898"},"content":{"rendered":"
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\u6c42\u52a9\u5173\u4e8e Java \u521b\u5efa\u4e8c\u53c9\u6811\u7684\u95ee\u9898 <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : lm66058 <\/span> <\/i> 12<\/span> <\/div>\n
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\u9996\u5148\u8f93\u5165\u4e00\u4e2a n \uff08 0 \u5230 n-1 \u7f16\u53f7\uff09\u8868\u793a\u6811\u4e2d\u8282\u70b9\u7684\u4e2a\u6570\uff0c\u63a5\u4e0b\u6765 n-1 \u884c\u6bcf\u884c\u6709\u4e24\u4e2a\u6574\u6570 a\uff0cb\uff0c\u8868\u793a a \u662f b \u7684\u7236\u4eb2\uff08\u5efa\u6811\u7edf\u4e00\u5148\u5efa\u5de6\u5b69\u5b50\u540e\u5efa\u53f3\u5b69\u5b50\uff09\uff0c\u6700\u540e\u5206\u522b\u8f93\u51fa\u524d\u5e8f\uff0c\u4e2d\u5e8f\uff0c\u540e\u7eed\u904d\u5386\u7684\u7f16\u53f7\uff08\u6bcf\u79cd\u904d\u5386\u7ed3\u679c\u5360\u4e00\u884c\uff0c\u6bcf\u884c\u6bcf\u4e2a\u7f16\u53f7\u4e4b\u95f4\u6709\u4e00\u4e2a\u7a7a\u683c\uff0c\u8f93\u51fa\u7684\u7b2c\u4e00\u4e2a\u7f16\u53f7\u524d\u6ca1\u6709\u7a7a\u683c\uff0c\u8f93\u51fa\u7684\u6700\u540e\u4e00\u4e2a\u7f16\u53f7\u540e\u6ca1\u6709\u7a7a\u683c\uff09\u3002\u4f8b\u5982\uff1a4 \u4e2a\u8282\u70b9\uff0c1 \u662f 0 \u7684\u5de6\u5b69\u5b50\uff0c2 \u662f 0 \u7684\u53f3\u5b69\u5b50\uff0c3 \u662f 1 \u7684\u5de6\u5b69\u5b50\u3002<\/p>\n

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\u8f93\u51fa\u524d\u3001\u4e2d\u3001\u540e\u5e8f\u904d\u5386\u7ed3\u679c<\/p>\n

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public class Tree { int data; Tree lChild = null; Tree rChild = null;<\/p>\n

public Tree(int data) {     this.data = data; }  public Tree() { }  public Tree CreatTree(Tree tree, int flag, int child) {     Tree t;     t = find(tree, flag);     if (t.lChild != null) {         t.rChild = new Tree(child);     } else {         t.lChild = new Tree(child);     }     return tree; }  private Tree find(Tree t, int data) {     Tree temp;     if (t != null) {         if (t.data == data) {             return t;         } else {             if (t.lChild != null) {                 temp = find(t.lChild, data);                 return temp;             }             if (t.rChild != null) {                 temp = find(t.rChild, data);                 return temp;             }         }     }     return null; }  public void PreOrderTree(Tree t) {     if (t != null) {         System.out.print(t.data + \" \");         PreOrderTree(t.lChild);         PreOrderTree(t.rChild);     }  }  public void InOrderTree(Tree t) {     if (t != null) {         InOrderTree(t.lChild);         System.out.print(t.data + \" \");         InOrderTree(t.rChild);     } }  public void LaOrderTree(Tree t) {     if (t != null) {         LaOrderTree(t.lChild);         LaOrderTree(t.rChild);         System.out.print(t.data + \" \");     } } <\/code><\/pre>\n
}<\/p>\n
\u4e3a\u4ec0\u4e48\u6211\u7684\u7a0b\u5e8f\u4e00\u76f4\u521b\u5efa\u5de6\u5b50\u6811\u4e0d\u62a5\u9519\uff0c\u521b\u5efa\u53f3\u5b50\u6811\u5c31\u4f1a\u62a5\u7a7a\u6307\u9488\u9519\u8bef\uff0c\u6c42\u5927\u795e\u6307\u70b9 <\/code><\/pre>\n<\/p><\/div>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (6<\/span>)        <\/div>\n
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     \u8cc7\u6df1\u5927\u4f6c : luckyrayyy <\/span>  <\/div>\n
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                                                                 \u201c\u4e3a\u4ec0\u4e48\u6211\u7684\u7a0b\u5e8f\u4e00\u76f4\u521b\u5efa\u5de6\u5b50\u6811\u4e0d\u62a5\u9519\uff0c\u521b\u5efa\u53f3\u5b50\u6811\u5c31\u4f1a\u62a5\u7a7a\u6307\u9488\u9519\u8bef\u201d\u6ca1\u770b\u61c2\u4f60\u7684\u63d0\u95ee                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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                                                                 @luckyrayyy \u5c31\u662f\u521b\u5efa\u5b69\u5b50\u7ed3\u70b9\u65f6\u4f1a\u62a5\u7a7a\u6307\u9488\u9519\uff0c\u6bd4\u5982\u6309\u7167\u6837\u4f8b\u8f93\u5165\u7684\u65f6\u5019\u80fd\u6b63\u5e38\u8f93\u51fa\uff0c\u5982\u679c\u8f93\u5165
    5
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    \u8f93\u5165\u5230 5 6 \u7684\u65f6\u5019\u5c31\u4f1a\u62a5\u7a7a\u6307\u9488\u9519\u8bef                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : luckyrayyy <\/span>  <\/div>\n
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                                                                 @lm66058 \u4f60\u7684 find \u65b9\u6cd5\u8fd4\u56de\u503c\u6709\u53ef\u80fd\u662f null\uff0c\u7136\u540e CreteTree \u65b9\u6cd5\u91cc\u7684\u6709\u53ef\u80fd\u662f null\uff0c\u4f60\u518d\u7ed9 t \u7684\u5c5e\u6027\u8d4b\u503c\u53ef\u4e0d\u5c31\u7a7a\u6307\u9488\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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                                                                 @luckyrayyy \u53ef\u662f\u8f93\u5165 5 6 \u4e4b\u524d\u6570\u503c\u4e3a 5 \u7684\u7ed3\u70b9\u5df2\u7ecf\u521d\u59cb\u5316\u5e76\u8d4b\u503c\u4e86\uff0c\u4e3a\u4ec0\u4e48\u8fd8\u662f\u4f1a\u62a5\u7a7a\u6307\u9488\u9519\u8bef\uff0c\u6211\u628a\u5168\u90e8\u4ee3\u7801\u4e0a\u4f20\u4e86\uff0c\u5927\u4f6c\u5e2e\u6211\u770b\u770b\u54ea\u91cc\u51fa\u95ee\u9898\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : lm66058 <\/span>  <\/div>\n
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                                                                 @luckyrayyy \u611f\u8c22\u5927\u795e\u6307\u70b9\u8ff7\u6d25\uff0c\u5df2\u7ecf\u89e3\u51b3\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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                                                                 @lm66058 \u8fd9\u79cd\u95ee\u9898\u5b9e\u5728\u592a\u4f4e\u7ea7\u4e86\uff0c\u4f60\u770b\u9519\u8bef\u65e5\u5fd7\uff0c\u80af\u5b9a\u4f1a\u544a\u8bc9\u4f60\u54ea\u4e00\u884c\u7a7a\u6307\u9488\u4e86\uff0c\u4f60\u5c31\u770b\u90a3\u4e00\u884c\u91cc\u54ea\u6709\u53ef\u80fd\u4e3a null \u3002\u53e6\u5916\u9488\u5bf9\u4f60\u8fd9\u79cd\u7b80\u5355\u7684\u903b\u8f91\uff0c\u5176\u4ed6 IDE \u4e0d\u77e5\u9053\uff0c\u81f3\u5c11 idea \u5c31\u4f1a\u63d0\u9192\u4f60\u6709\u53ef\u80fd\u51fa\u73b0\u7a7a\u6307\u9488\uff0c\u4f60\u80af\u5b9a\u6ca1\u770b ide \u7684 warn \u3002\u5e0c\u671b\u80fd\u89e3\u51b3\u6e14\u7684\u95ee\u9898\u800c\u4e0d\u53ea\u662f\u9c7c\u7684\u95ee\u9898\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"
    \u6c42\u52a9\u5173\u4e8e Java \u521b\u5efa\u4e8c\u53c9\u6811\u7684\u95ee…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/85318"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=85318"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/85318\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=85318"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=85318"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=85318"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}