C++ OOP洗牌解Leetcode 384 Shuffle an Array

C++ oop洗牌解Leetcode 384  Shuffle an Array

[codes on Leetcode]https://leetcode.com/problems/shuffle-an-array/solutions/6676446/stl-shuffle-vs-fisher-yates-algorithm/

[C++洗牌shuffle與Fisher Yates演算, 大樂透開獎]