*\/<\/span><\/pre>\n\u6839\u636e\u4e8c\u53c9\u67e5\u627e\u6811\u7684\u7279\u6027\uff0c\u53f3\u5b50\u6811\u7684\u6700\u5c0f\u6570\u636e\u8282\u70b9\u5927\u4e8e\u8be5\u8282\u70b9\u7684\u6240\u6709\u5de6\u5b50\u6811\u8282\u70b9\uff0c\u5c0f\u4e8e\u8be5\u8282\u70b9\u7684\u53f3\u5b50\u6811\u8282\u70b9\u5f53\u4e2d\u9664\u4e86\u6700\u5c0f\u8282\u70b9\u7684\u6240\u6709\u8282\u70b9\uff0c\u8fd9\u6837\u7528\u8fd9\u4e2a\u53f3\u5b50\u6811\u6700\u5c0f\u6570\u636e\u8282\u70b9\u4ee3\u66ff\u8be5\u8282\u70b9\uff0c\u90a3\u4e48\u64cd\u4f5c\u4e4b\u540e\u7684\u8fd8\u662f\u4e8c\u53c9\u67e5\u627e\u6811\u3002<\/p>\n
\u5220\u9664\u8282\u70b9\u53ea\u6709\u5de6\u5b69\u5b50\uff1a<\/h3>\n
\u5206\u4e24\u79cd\u60c5\u51b5<\/p>\n
1.\u5de6\u5b69\u5b50\u662f\u53f6\u5b50\u8282\u70b9<\/p>\n
\u8fd9\u79cd\u60c5\u51b5\u5f88\u597d\u529e\uff0c\u7528\u5de6\u5b69\u5b50\u7684\u503c\u66ff\u6362\u5f53\u524d\u8282\u70b9\uff0c\u968f\u540e\u5220\u9664\u5de6\u5b69\u5b50\u8282\u70b9\u3002<\/p>\n
2.\u5de6\u5b69\u5b50\u4e0d\u662f\u53f6\u5b50\u8282\u70b9<\/p>\n
\u6b64\u65f6\u9700\u8981\u627e\u5230\u5de6\u5b69\u5b50\u7684\u6240\u6709\u5b50\u8282\u70b9\u4e2d\uff0c\u6700\u5927\u7684\u503c\u3002\u539f\u56e0\u540c\u4e0a\u3002\u968f\u540e\u518d\u4ee5\u8fd9\u4e2a\u6b21\u5927\u7684\u8282\u70b9\u9012\u5f52\u8fdb\u884c\u5220\u9664\u3002<\/p>\n
\/*\r\n* 6 4 4 4\r\n* \/ \/ \/ \/\r\n* 2 2 2 2\r\n* \/ \\ --> \/ \\ --> \/ \\ --> \/ \\\r\n* 1 4 1 4 1 3 1 3\r\n* \/ \/ \/\r\n* 3 3 3\r\n*\/\r\n\r\n<\/pre>\n\u5220\u9664\u8282\u70b9\u53ea\u6709\u53f3\u5b69\u5b50\uff1a<\/h3>\n
\u540c\u4e0a\uff0c\u5982\u679c\u53ea\u6709\u4e00\u4e2a\u53f3\u5b69\u5b50\uff0c\u66ff\u6362\u5e76\u5220\u9664\u5373\u53ef\u3002<\/p>\n
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\/*\r\n* 6 6 6 \r\n* \/ \/ \/ \r\n* 2 3 3 \r\n* \\ --> \\ --> \\ \r\n* 4 4 4 \r\n* \/ \/ \r\n* 3 3 \r\n*\/\r\n\r\n<\/pre>\n\u4ece\u4e0a\u9762\u5206\u6790\u53ef\u4ee5\u770b\u51fa\uff0c\u5220\u9664\u64cd\u4f5c\u662f\u7528\u6811\u4e2d\u7684\u67d0\u4e2a\u6570\u636e\u4ee3\u66ff\u5220\u9664\u8282\u70b9\u952e\u503c\uff0c\u5b9e\u9645\u4e0a\u5220\u9664\u7684\u90fd\u662f\u53f6\u5b50\u8282\u70b9\uff0c\u636e\u6b64\u6211\u4eec\u53ef\u4ee5\u628a\u6240\u6709\u60c5\u51b5\u7528\u4e00\u4e2a\u7a0b\u5e8f\u89e3\u51b3\u3002<\/p>\n
\u5220\u9664\u4ee3\u7801:<\/h3>\nAVLNode* AVLdel(AVLNode* root, int key)\r\n{\r\n if(root==NULL)\r\n return NULL;\r\n \r\n else if(root->key > key)\/\/\u5728\u5de6\u5b50\u6811\u4e2d\r\n {\r\n root->lchild = AVLdel(root->lchild, key); \r\n if (height(root->left) - height(root->right) == 2) \/\/\u63d2\u5165\u5bfc\u81f4\u4e8c\u53c9\u6811\u5931\u8861\r\n { \r\n if (key < root->left->key) \r\n root = leftLeftRotate(root); \r\n else root = leftRightRotate(root); \r\n }\r\n }\r\n else if(root->key < key)\/\/\u5728\u53f3\u5b50\u6811\u4e2d\r\n {\r\n root->lchild = AVLdel(root->rchild, key); \r\n if (height(root->left) - height(root->right) == 2) \/\/\u63d2\u5165\u5bfc\u81f4\u4e8c\u53c9\u6811\u5931\u8861\r\n { \r\n if (key < root->left->key) \r\n root = leftLeftRotate(root); \r\n else root = leftRightRotate(root); \r\n }\r\n }\r\n \r\n else if(root->key == key)\r\n {\r\n if(root->lchild && root->rchild)\/\/\u5de6\u53f3\u5b69\u5b50\u90fd\u5b58\u5728\r\n {\r\n if (HEIGHT(root->lchild) > HEIGHT(root->rchild))\r\n {\r\n \/\/ \u5982\u679croot\u7684\u5de6\u5b50\u6811\u6bd4\u53f3\u5b50\u6811\u9ad8\uff1b\r\n \/\/ \u5219(01)\u627e\u51faroot\u7684\u5de6\u5b50\u6811\u4e2d\u7684\u6700\u5927\u8282\u70b9\r\n \/\/ AVLMax\u51fd\u6570\u5c31\u662f\u5e72\u8fd9\u4e2a\u7684\uff0c\u522b\u95ee\u600e\u4e48\u5e72\r\n \/\/ (02)\u5c06\u8be5\u6700\u5927\u8282\u70b9\u7684\u503c\u8d4b\u503c\u7ed9root\u3002\r\n \/\/ (03)\u5220\u9664\u8be5\u6700\u5927\u8282\u70b9\u3002\r\n \/\/ \u8fd9\u7c7b\u4f3c\u4e8e\u7528\"root\u7684\u5de6\u5b50\u6811\u4e2d\u6700\u5927\u8282\u70b9\"\u505a\"root\"\u7684\u66ff\u8eab\uff1b\r\n \/\/ \u91c7\u7528\u8fd9\u79cd\u65b9\u5f0f\u7684\u597d\u5904\u662f\uff1a\u5220\u9664\"root\u7684\u5de6\u5b50\u6811\u4e2d\u6700\u5927\u8282\u70b9\"\u4e4b\u540e\uff0cAVL\u6811\u4ecd\u7136\u662f\u5e73\u8861\u7684\u3002\r\n AVLNode *max = AVLMax(root->lchild);\r\n root->key = max->key;\r\n root->lchild = AVLdel(root->lchild, max);\r\n }\r\n else\r\n {\r\n \/\/ \u5982\u679croot\u7684\u5de6\u5b50\u6811\u4e0d\u6bd4\u53f3\u5b50\u6811\u9ad8(\u5373\u5b83\u4eec\u76f8\u7b49\uff0c\u6216\u53f3\u5b50\u6811\u6bd4\u5de6\u5b50\u6811\u9ad81)\r\n \/\/ \u5219(01)\u627e\u51faroot\u7684\u53f3\u5b50\u6811\u4e2d\u7684\u6700\u5c0f\u8282\u70b9\r\n \/\/ (02)\u5c06\u8be5\u6700\u5c0f\u8282\u70b9\u7684\u503c\u8d4b\u503c\u7ed9root\u3002\r\n \/\/ (03)\u5220\u9664\u8be5\u6700\u5c0f\u8282\u70b9\u3002\r\n \/\/ \u8fd9\u7c7b\u4f3c\u4e8e\u7528\"root\u7684\u53f3\u5b50\u6811\u4e2d\u6700\u5c0f\u8282\u70b9\"\u505a\"root\"\u7684\u66ff\u8eab\uff1b\r\n \/\/ \u91c7\u7528\u8fd9\u79cd\u65b9\u5f0f\u7684\u597d\u5904\u662f\uff1a\u5220\u9664\"root\u7684\u53f3\u5b50\u6811\u4e2d\u6700\u5c0f\u8282\u70b9\"\u4e4b\u540e\uff0cAVL\u6811\u4ecd\u7136\u662f\u5e73\u8861\u7684\u3002\r\n AVLNode *min = AVLMin(root->rchild);\r\n root->key = min->key;\r\n root->rchild = AVLdel(root->rchild, min);\r\n }\r\n }\r\n else \/\/\u90fd\u4e0d\u662f\uff0c\u90a3\u6ca1\u6709\u8fd9\u4e2a\u8282\u70b9\uff0c\u628a\u7528\u6237\u9a82\u4e00\u987f\r\n {\r\n AVLNode *tmp = root;\r\n root = root->lchild ? root->lchild : root->rchild;\r\n free(tmp);\r\n }\r\n\r\n return root;\r\n\r\n}<\/pre>\n\u53c2\u8003\u6587\u732e\uff1ahttps:\/\/www.cnblogs.com\/skywang12345\/p\/3576969.html
\n\u9690\u5f62\u773c\u955c\u662f\u4f1f\u5927\u7684\u53d1\u660e<\/del><\/p>\n","protected":false},"excerpt":{"rendered":"\u4e8c\u53c9\u641c\u7d22\u6811\u88ab\u63d0\u51fa\u540e\u4e0d\u5c31\uff0c\u5c31\u6709\u4eba\u53d1\u73b0\u4e86\u4e00\u4e2a\u5173\u952e\u95ee\u9898\uff1a\u5f53\u6570\u636e\u65e0\u610f\u6216\u8005\u6709\u610f\u88ab\u6709\u5e8f\u8f93\u5165\u65f6\uff0c\u4e8c\u53c9\u6811\u7684\u6bcf\u4e00\u4e2a\u8282\u70b9\u90fd\u5c06\u53ea\u6709\u4e00 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5,10],"tags":[],"_links":{"self":[{"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/posts\/215"}],"collection":[{"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=215"}],"version-history":[{"count":0,"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/posts\/215\/revisions"}],"wp:attachment":[{"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=215"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/fankasy.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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\u8fd9\u91cc\u53ef\u4ee5\u770b\u51fa\uff0c1\u7684\u5b58\u5728\u9020\u6210\u4e86\u8282\u70b95\u7684\u6df1\u5ea6\u8fbe\u5230\u4e863\uff0c\u4f7f\u4e8c\u53c9\u6811\u53d1\u751f\u4e86\u5931\u8861\u3002\u5b83\u7684\u8bc6\u522b\u7279\u5f81\u662f![\"\"](\"http:\/\/fankasy.xyz\/wp-content\/uploads\/2019\/03\/d91ed73f9a0aa36b3530664570735dc.png\")
\r\n\u4e0b\u9762\u7ed9\u51fa\u4fee\u6b63\u7b56\u7565\u7684\u4ee3\u7801\u5b9e\u73b0\uff1a<\/pre>\n![\"\"](\"http:\/\/fankasy.xyz\/wp-content\/uploads\/2019\/03\/2f5a5f86a7aa3289f138177b2751fbf-300x230.png\")
\r\n\r\n\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5148\u5bf9\u6700\u4f4e\u5931\u8861\u6839\u7ed3\u70b9\u7684\u5de6\u5b69\u5b50\uff08\u7ed3\u70b92\uff09\u8fdb\u884cRR\u65cb\u8f6c\uff0c\u518d\u5bf9\u6700\u4f4e\u5931\u8861\u6839\u7ed3\u70b9\uff08\u7ed3\u70b95\uff09\u8fdb\u884cLL\u65cb\u8f6c\u3002\u4e0b\u56fe\u6f14\u793a\u4e86\u8c03\u6574\u8fc7\u7a0b\u3002\r\n\r\n![\"\"](\"http:\/\/fankasy.xyz\/wp-content\/uploads\/2019\/03\/c6b8406170d895d1e4a09a976c1db11.png\")
\u800c\u7531\u4e8e\u5df2\u7ecf\u6784\u5efa\u4e86LL\u548cRR\u65cb\u8f6c\u6240\u7528\u5230\u7684\u51fd\u6570\uff0c\u8fdb\u884c\u7b80\u5355\u62fc\u5408\u4e4b\u540e\u5c31\u53ef\u4ee5\u5f97\u5230LL\u548cLR\u7684\u4ee3\u7801\u3002\r\nAVLNode* RLRotate(AVLNode* root)\r\n{\r\n root->left = RLRotate(root->left);