Linux is only free if your time has no value. Jamie Zawinski
Binary tree perimeter print all the nodes from leftmost subtree top to bottom, second edge leafs from left to right, third edge is the right most sub-tree from bottom to top.
Write a program to print binary tree Perimeter.
All Binary Tree Values: 4 8 10 12 14 20 22 Print Values from Binary tree perimeter: 20->8->4->10->14->22->