經典面試題_老鼠毒藥問題

原創 单林敏 2020-04-23 19:48

老鼠和毒藥問題，曾經和hao老師探討過，一開始用維度思想去解的(1維數組，二維平面，3位矩陣)…今天看了騰訊在知乎上說是和計算機基礎有關的知識，然後結合自己對於數字的感知以及對於位運算的感知，才發現

就是把老鼠當做10個bit位就行了，可以編碼出2^10=1024種喝法，同時把藥水編號成爲1-1000，凡是編碼的2進制編碼爲1的位值，就要讓對應老鼠喝對應號的藥水，然後一週後直接通過對應10位bit數得到有毒藥水數，簡單！

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