Is it possible to create a doubly linked list using only one pointer with every node.
(A)
Not Possible
(B)
Yes, possible by storing XOR of addresses of previous and next nodes.
(C)
Yes, possible by storing XOR of current node and next node
(D)
Yes, possible by storing XOR of current node and previous node
Answer: (B)
Explanation:
Yes, it is possible to implement a doubly linked list using a single pointer per node, by storing the XOR of the addresses of the previous and next nodes.
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