深浅模式
『C is an efficient universal programming language, suitable for low-level development; C++ is an extension of C that supports object-oriented programming and is suitable for complex systems and high-performance applications.』
学习思路就这么几条:模仿、遍历、分治、动态规划、……
学习手法就这么几种:缓存、索引、信号/事件、回调/消息循环/dispatcher、……
注意事项就这么几点:边界值、等价类、数据完整性原子性、死锁、空转、……