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

binary Interview Practice 11 - Greatest Distance Between Two Nodes in Binary Tree Question Get the greatest distance between two nodes in a binary tree. Assume links between nodes are bidirectional. Distance is defined as the amount of nodes connected along the path linked two nodes.