380. Insert Delete GetRandom O(1)
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Algorithm
Insert Delete GetRandom O(1) - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com class RandomizedSet: def __init__(self): """ Initialize your data structure here. """ def insert(self, val: int) -> bool: """ Inserts a value to the set. Returns true if the set did not already contain t..