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Grokking the Coding Interview Patterns in C++

High Five

Understand how to use hash maps to calculate the top five average scores for students. This lesson guides you through analyzing the problem, implementing an efficient solution, and practicing code that processes student score data and returns sorted results.

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Statement

You are given a list of scores for multiple students, represented as items, where items[i]=[IDi,scorei]items[i] = [ID_i, score_i] indicates the ID of a student (IDi)(ID_i) ...