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Grokking the Coding Interview Patterns in Go

Solution: Minimum Cost to Hire K Workers

Explore how to efficiently hire exactly K workers by understanding proportional pay relative to quality and minimizing total wage cost. Learn to apply the top K elements pattern using sorting and heaps, calculate wage-to-quality ratios, and implement a greedy algorithm to find the lowest hiring expense while meeting wage expectations.

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Statement

You are given nn workers, each characterized by two attributes:

  • quality[i]: Represents the work quality of the ithi^{th} worker.

  • wage[i]: Represents the minimum wage expectation of the ...