C++ sliding window與deque解Leetcode難題2009 Minimum Number of Operations to...

1.對陣列nums進行排序

2.使用unique & erase去除nums中的重複元素

3.使用滑動視窗或使用queue/deque(帶迭代器)來追蹤滑動窗口

 [codes on Leetcode]https://leetcode.com/problems/minimum-number-of-operations-to-make-array-continuous/solutions/4151921/3c-using-sort-binary-search-sliding-window-queue-beats-100/