数据结构霍夫曼树的实现，霍夫曼树 在数据结构与算法中，人们把最小带权路径长度的二叉树称为霍夫曼树或者最优二叉树-Huffman tree data structure implementation, Huffman tree data structure and algorithm, it is the right path with the minimum length of optimal binary tree or binary tree called the Huffman tree