Is a binary tree also a sum tree? #9777
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) * Added an algorithm transfrom bst to greater sum tree * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * Update and rename transform_bst_sum_tree.py to is_sum_tree.py --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Christian Clauss <cclauss@me.com>
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Describe your change:
A new algorithm, implemented in [transform_bst_sum_tree], has been added to transform a given BST into a Greater Sum Tree. The algorithm traverses the BST in reverse in-order fashion and accumulates the sum of values encountered, updating each node's value accordingly.
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