From: Vandana Date: 2008-06-30T08:12:21+09:00 Subject: data structure Hello All, I would like to implement a tree with the following properties. 1. The tree is balanced. 2. Each node has a max of 5 sub nodes and min of ceil(5/2) sub nodes. 3. The tree remains static. Number of nodes known from the beginning. How would I implement this in ruby? Thanks, Vandana.