要求:求二叉樹的深度(二叉樹的深度為最遠葉子節點到根節點的距離,即根節點到最遠葉子節點的距離) 有兩種求解的思路,一種采用DFS的思想,一種采用BFS的思想,如下代碼所示: ...
Given an integer array with no duplicates. A maximum tree building on this array is defined as follow: The root is the maximum number in the array. The left subtree is the maximum tree constructed fr ...
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要求:求二叉樹的深度(二叉樹的深度為最遠葉子節點到根節點的距離,即根節點到最遠葉子節點的距離) 有兩種求解的思路,一種采用DFS的思想,一種采用BFS的思想,如下代碼所示: ...
Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down ...
Given a binary tree, write a function to get the maximum width of the given tree. The width of a tree is the maximum width among all levels. ...
Given a non-empty binary tree, find the maximum path sum. For this problem, a path is defined as any sequence of nodes from some ...
問題 給出一個二叉樹,找到其中的最大路徑和。 路徑可以從樹中任意一個節點開始和結束。 例如: 給出如下二叉樹, 1 / \ 2 3 返回6。 初始思路 為了簡化分析,我們先假設二叉樹中所有節點的值都是正數。通過觀察可以發現,一棵 ...
題目: Binary Tree Maximum Path Sum Given a binary tree, find the maximum path sum. The path may start and end at any node in the tree. For example ...
在寫這篇文章之前說一下數據結構和算法這個系列,這個系列包含了很多東西,比如啥子排序,線性表,廣義表,樹,圖這些大家都是知道的,但是這些東西我們學了之后工作中能用到的又有多少呢,據我所知絕大部分公司,一 ...
Given a binary tree, you need to compute the length of the diameter of the tree. The diameter of a binary tree is the length of the longest path ...