bstree_v1
=======

A class of binary search tree

Usage: ./binarytree filename [argu] [value]

 filename: input nodes used to build the tree
 
 -i value (insert a value into the binary tree)
 -s value (search a value in the binary tree)
 -d value (delete a value from the binary tree)
 
 
 file format: each line with a node value, for example, 
 5
 3
 8
 6


Test11