What are the performance differences between binary tree traversal methods?

What are the different methods for traversing a binary tree?

The main methods for traversing a binary tree are in-order, pre-order, and post-order traversal.

Can you explain the performance of each traversal method?

Sure! All three methods have a time complexity of O(n), where n is the number of nodes. However, their space complexity can differ based on the implementation.

What about the iterative vs recursive approaches?

The recursive approach uses O(h) space for the call stack, where h is the height of the tree, while the iterative approach can use O(n) space in the worst case.

Which method is generally preferred in practice?

It depends on the use case. Recursive methods are simpler and easier to implement, while iterative methods can be more efficient in terms of space.