3092. Most Frequent IDs

LeetCodeArrayHash TableHeap (Priority Queue)Ordered SetOpen on judge ↗

The problem involves tracking the frequency of IDs in a collection that changes over time. You have two integer arrays, nums and freq, of equal length n. Each element in nums represents an ID, and the corresponding element in freq indicates how many times that ID should be added to or removed from the collection at each step. - Addition of IDs: If freq[i] is positive, it means freq[i] IDs with th

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solution.cppC++17

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