My LeetCode grinding. Trying to do a problem a day.
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- Given two binary trees original and cloned and given a reference to a node target in the original tree.
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- The cloned tree is a copy of the original tree.
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- Return a reference to the same node in the cloned tree.
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- Note that you are not allowed to change any of the two trees or the target node and the answer must be a reference to a node in the cloned tree.
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