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hardLeetCode #502ArrayGreedySortingHeap (Priority Queue)

You have k projects available. Each project has profit[i] and capital[i] requirement. Starting with capital w, select at most k projects (sequentially) to maximize final capital.

Algorithm Pattern

Greedy Two-Phase

Key Idea

Sort projects by capital; at each round, pick the highest-profit affordable project.

Step-by-Step Approach

Sort by capital requirement
For k rounds:
Push all projects with capital <= w to max-heap
Pop max profit, add to w

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