2747. Count Zero Request Servers

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You are given an integer n denoting the total number of servers and a 2D 0-indexed integer array logs, where logs[i] = [server_id, time] denotes that the server with id server_id received a request at time time. You are also given an integer x and a 0-indexed integer array queries. Return a 0-indexed integer array arr of length queries.length where arr[i] represents the number of servers that di

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solution.cppC++17

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