3433. Count Mentions Per User

LeetCodeArrayMathSortingSimulationOpen on judge ↗

You are given an integer numberOfUsers representing the total number of users and an array events of size n x 3. Each events[i] can be either of the following two types: - Message Event: ["MESSAGE", "timestampi", "mentions_stringi"] - This event indicates that a set of users was mentioned in a message at timestampi. - The mentions_stringi string can contain one of the following tokens: - id<

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solution.cppC++17

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