1601. Maximum Number of Achievable Transfer Requests

LeetCodeArrayBacktrackingBit ManipulationEnumerationOpen on judge ↗

We have n buildings numbered from 0 to n - 1. Each building has a number of employees. It's transfer season, and some employees want to change the building they reside in. You are given an array requests where requests[i] = [fromi, toi] represents an employee's request to transfer from building fromi to building toi. All buildings are full, so a list of requests is achievable only if for each bu

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solution.cppC++17

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