对任意给定的图（顶点数和边数自定），建立它的邻接表并输出，然后利用堆栈的五种基本运算（清空堆栈、压栈、弹出、取栈顶元素、判栈空）实现图的深度优先搜索遍历和广度优先搜索遍历算法。 -For any given graph (vertices and edges from the set), to establish its adjacency list and output, and then use the stack of five basic operations (empty stac