C++ Py3 bitmask速解Leetcode 762 Prime Number of Set Bits in Binary Representation

C++ Py3 bitmask速解Leetcode 762  Prime Number of Set Bits in Binary Representation

這段影片示範如何使用計數位元和位元遮罩(bit mask)，用幾行程式碼解決這個問題。

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this video shows how to use count bits & bitmask to solve this question in few lines. 

[codes on Leetcode]https://leetcode.com/problems/prime-number-of-set-bits-in-binary-representation/solutions/7595294/c-bits-count-vs-pascal-trianglebeats-100-2r67/