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      Palantir Technologies

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      Palantir Technologies Software Engineer interview

      Palantir Technologies interview question

      Software Engineer Interview

      Do a binary tree traversal with constant memory (no stacks).

      Interview Answers

      Anonymous

      6 Dec 2011

      See Morris Binary Tree Traversal. Just search it on google.

      Anonymous

      20 Feb 2012

      Morris Binary Tree Traversal modifies the tree - though eventually it is reverted back to original state. Take a look at the algorithm proposed at this site. http://neuraldump.wordpress.com/ome/

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