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GATE | Gate IT 2008 | Question 69
A Binary Search Tree (BST) stores values in the range 37 to 573. Consider the following sequence of keys.
Suppose the BST has been unsuccessfully searched for key 273. Which all of the above sequences list nodes in the order in which we could have encountered them in the search?
I. 81, 537, 102, 439, 285, 376, 305
II. 52, 97, 121, 195, 242, 381, 472
III. 142, 248, 520, 386, 345, 270, 307
IV. 550, 149, 507, 395, 463, 402, 270
Suppose the BST has been unsuccessfully searched for key 273. Which all of the above sequences list nodes in the order in which we could have encountered them in the search?
(A)
II and III only
(B)
I and III only
(C)
III and IV only
(D)
III only
Answer
Please comment below if you find anything wrong in the above post
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