Contains BST code
- BS_Tree.h - the header files containing definition of a BST node and tree and a queue node and a queue.
- all_level_sum.cpp - give sum of nodes of a BST level-wise.
- alternate_way_level_traversal.cpp - spiral order of a BST.
- diameter.cpp - diameter of a BST.
- has_path.cpp - checks whether there is a path between given 2 nodes of a BST.
- is_BST.cpp - checks whether the given tree is a BST or not.
- replace with sum of subtree - replace each node with the sum of all the nodes in it's subtree in a BST.
- sum_even_odd.cpp - gives the sum of all the nodes at even level and all the nodes at odd level seperately.
- traversls.cpp - Pre-order, Post-order, In-order and level order traversal of a BST.
- vertical_tree.cpp - vertical order of a BST.