Post Order Traversal of Binary Tree (Iterative Using 2 Stacks)
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YouTubePhyley CS
Post Order Traversal of Binary Tree (Iterative Using 2 Stacks)
We can do a post order traversal of a binary tree iteratively using two stacks. This iterative solution is simpler than the one where we use one stack (https://www.youtube.com/watch?v=kcTcfOWFizA&t=7s), but requires more space. C++ code for postorder function: cs.phyley.com/binary-tree/traversal/post-order/iterative-using-2-stacks
2.2K viewsApr 8, 2018
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