How to Sum within A Range in a Binary Search Tree?
Given the root node of a binary search tree, return the sum of values of all nodes with value between L and R (inclusive). The binary search tree is …
Tag: dfs
Finding Two Numbers of Given Sum in Binary Search Tree
Given a binary search tree and a target, find out if there are any two numbers in the BST that sums up to this target. Given a Binary Search …
Break a Sentence into Words (Word Break Algorithms) – DFS, BFS and DP
Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictionary words. For example, given …
How to Get All Binary Tree Paths in C/C++?
Given a binary tree, return all root-to-leaf paths. For example, given the following binary tree: 1 / \ 2 3 \ 5 All root-to-leaf paths are: Almost every tree …
C/C++ Coding Exercise – Path Sum for Binary Tree
April 15, 2016
algorithms, c / c++, data structure, leetcode online judge, programming languages
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Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum. …