app Interview Practice Extra 07 - Universal Value Binary Tree Question Design an algorithm to verify that a tree is a universal value binary tree. Universal value binary tree means all value in that tree is the same. Solution There is two approach

app Interview Practice Extra 03 - Verify Binary Tree with Same Value Question Verify whether all nodes have the same value in a binary tree. Solution We can traverse the tree with our usual way, like depth-first or breadth-first algorithm. Then pass a value, probably

binary Interview Practice 09 - Verify Post-order Sequence of BST Question Construct an algorithm to verify if a set of numbers is the post-order search result of a binary search tree. Let the figure at the right hand side as an example, the

auth Ssh with password saved Ssh is a very convenient way to remotely command or control other devices. We use ssh to push commits to git server, to access remote server, and even to manipulate the content of