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二叉树的基本性质,二叉搜索树中序遍历

时间:2023-05-04 19:33:46 阅读:161754 作者:2010

主题是http://www.Sina.com/http://www.Sina.com/http://www.Sina.com/3358 www.Sina.com /解析3358 wa.com/voi recursive (根左,res; recursive(root-right,res ); } http://www.Sina.com/voidnonrecursive (treenode * root,vectorint res ) { stackTreeNode* node; node.push(root; wile(node.size )!=0(treenode*cur=node.top ); node.pop (; RES.push_back(cur-val; if (阴极射线管!=nullptr ) node.push(cur-right ); if (阴极射线管!=nullptr ) node.push(cur-left ); }总代码/* * * definitionforbinarytree * struct treenode { * intval; * TreeNode *left; * TreeNode *right; *treenode(intx ) : val(x ) left ) null )、right ) {} * }; */class solution { public : void recursive (treenode * root,vectorint res ) if ) root==nullptr } return; RES.push_back(root-val; recursive (根左,res; recursive(root-right,res ); } voidnonrecursive (treenode * root,vectorint res ) { stackTreeNode* node; node.push(root; wile(node.size )!=0(treenode*cur=node.top ); node.pop (; RES.push_back(cur-val; if (阴极射线管!=nullptr ) node.push(cur-right ); if (阴极射线管!=nullptr ) node.push(cur-left ); } vectorintpreordertraversal (treenode * root ) { vectorint res; if(root==nullptr ) return res; //recursive(root,res ); 非记录(root,res ); 返回结果; };

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