Element DOM Tree jQuery plugin – Firebug like functionality | RockingCode Element DOM Tree jQuery plugin – Firebug like functionality 110 Rate this Have you even seen G+ Feedback page style? It works pretty much like firebug, when you find something
Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center). For example, this binary tree is symmetric: 1 / \ 2 2 / \ / \ 3 4 4 3 But the following is not: 1 / \ 2 2 \ \ 3 3 Note:Bonus points if you could solve it b