包括编译程序词法分析器、操作系统进程状态切换演示、VC_哈夫曼树halftree、节点矩阵最短路径guildmap、串基本操作的演示-Including the compiler morphology analyzer, the operating system advancement condition cut demonstration, VC_ Haveman sets up halftree, pitch point matrix most short-path guildmap