Binary Tree Zigzag Level Order Traversal Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: Given binary tree {3,9,20,#,#,15,7}, 3 / \ 9 20 / \...
void PreOrderTraverse(BiTree T){ if(T==NULL) return; printf("%c",T.data); PreOrderTraverse(T.lchild); PreOrderTraverse(T.Rchild); } /*递归实现二叉树的中序遍历算法*/ void InOrderTraverse(BiTree T){ if(T==NULL) return; PreOrderTraverse(T.lchild); printf("%c",T.data); PreOrder...
BCL (base class library) 基类库binary 二进制binary search 二分查找binary tree 二叉树binary function 双参函数binary large object 二进制大对象binary operator 二元操作符binding 绑定bit 位bitmap 位图bitwise 按位...bitwise copy 为单元进行复制;位元逐一复制, 按位拷bitwise operation 按位运算block 块、区块...
BCL (base class library)基类库 binary 二进制 binary search 二分查找 binary tree 二叉树 binary function 双参函数 binary large object二进制大对象 binary operator 二元操作符 binding 绑定 bit 位 bitmap 位图 bitwise 按位... bitwise copy 为单元进行复制;位元逐一复制,按位拷 bitwise operation 按位运算...
reverse (颠倒) delete (删除) append (添加) Interrupted (中断的) 第七章: Date 日期,日子 After 后来,后面 Before 在前,以前 Equals 相等,均等 toString 转换为字符串 SetTime 设置时间 Display 显示,展示 Calendar 日历 Add 添加,增加 GetInstance 获得实例 ...
traverse(root->right); //后续遍历:先后续访问左子树,再访问右子树,再访问根节点 } 1. 2. 3. 4. 5. 6. 7. 8. 9. 一、二叉树的前序遍历:迭代和递归 class Solution { public: //vector<int> result;//递归的话定义在这里 vector<int> preorderTraversal(TreeNode* root) { ...
671Second Minimum Node In a Binary TreePythonJavaNote that min value is root: 1. Get all values then find result, O(n) and O(n) 2. BFS or DFS traverse the tree, then find the reslut, O(n) and O(n) 674Longest Continuous Increasing SubsequencePythonJavaScan nums once, check nums[...
671 Second Minimum Node In a Binary Tree Python Java Note that min value is root: 1. Get all values then find result, O(n) and O(n)2. BFS or DFS traverse the tree, then find the reslut, O(n) and O(n) 674 Longest Continuous Increasing Subsequence Python Java Scan nums once, ch...
public static <N> Seq<N> ofTree(N node, Function<N, Seq<N>> sub) { return c -> scanTree(c, node, sub); } // Traverse a binary tree public static Seq<Node> scanTree(Node node) { return ofTree(node, n -> Seq.of(n.left, n.right)); ...
public void preOrderTraverse1(TreeNode root) { if (root != null) { System.out.print(root.val+" "); preOrderTraverse1(root.left); preOrderTraverse1(root.right); } } (2)非递归版 根据前序遍历的顺序,优先访问根结点,然后在访问左子树和右子树。所以,对于任意结点node,第一部分即直接访问之,...