Print common nodes on path from root (or common ancestors)
Given a binary tree and two nodes, the task is to Print all the nodes that are common for 2 given nodes in a binary tree.
Given binary tree is : 1 / \ 2 3 / \ / \ 4 5 6 7 / / \ 8 9 10 Given nodes 9 and 7, so the common nodes are:- 1, 3
Asked in : Amazon
- Find the LCA of given two nodes.
- Print all ancestors of the LCA as done in this post, also print the LCA.
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