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Editor Staff asked 3 months ago
Editor Staff asked 3 months ago In simple uniform hashing, what is the search complexity?
(a) O(n)
(b) O(logn)
(c) O(nlogn)
(d) O(1)
My question is from Hash Tables in division Hash Tables of Data Structures & Algorithms I
I have been asked this question in an international level competition.
1 Answers
Editor">Editor Staff answered 3 months ago
Editor Staff answered 3 months ago The correct answer is (d) O(1)
For explanation: There are two cases, once when the search is successful and when it is unsuccessful, but in both the cases, the complexity is O(1+alpha) where 1 is to compute the hash function and alpha is the load factor.
