Graphic implementation of a red-blak tree in wich can insert, search a node and always see the graphical tr-Graphic implementation of a red-blak tree in wich can insert, search a node and always see the graphical tree

用java来实现的红黑树算法，包括红黑树的结点建立和插入。-Use java to implement red-black tree algorithms, including the establishment of red-black tree node and inserts.

随机生成一颗1000个节点并插入一颗红黑树，然后返回树的高度和根节点值-Randomly generated a 1000 node and insert a red-black tree, and then return the value of the tree height and root