说明：  集成了图的最小生成树，穷举密码算法，十字链表，约瑟夫环，八皇后问题，树的遍历等等很好的源码，吐血奉献。 ps：这么多东东，站长能不能多加点分，谢哈。
(Integration of the Minimum Spanning Tree, exhaustive password algorithm, Cross Chain, Joseph Wan, the eight queen problem, the tree traversal and so very good source, hematemesis dedication. ps: so many Dongdong, regulators can be more sub-points, Xie Kazakhstan.)