/***https://oj.leetcode.com/problems/surrounded-regions/*从四个边界的'O'出发，它们所能到达的'O'就是没有被包围的'O'。*所以，该题能够用BFS遍历或者DFS遍历。*/classSolution{public:voidsolve(vector<vect...

*crystal.hdev:extractionofhexagonallyshapedcrystalsvialocalthresholdingandregionpost-processing*dev_close_window()dev_update_window('off')******step:acquireimag...