编译器的结构与任务
Surely all this is not without meaning.
—— HERMAN MELVILLE, Moby-Dick, 1851
Surely all this is not without meaning.
—— HERMAN MELVILLE, Moby-Dick, 1851
You are my creator, but I am your master; Obey!
—— Mary Shelley, Frankenstein
凡治众如治寡,分数是也;斗众如斗寡,形名是也。
由于树本身定义的递归性,置于树上的操作往往也是递归性的的。
万物皆流,无物常驻