BST-Property Which of the following rules does a valid BST follow?多项选择题

A

Left subtree keys ≥ node’s keys

B

Right subtree keys ≤ node’s keys

C

The largest key is contained in the rightmost node.

D

Left subtree keys ≤ node’s keys

E

The smallest key is contained in the leftmost node.

F

Right subtree keys ≤ left subtree keys

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