说明：  （1）掌握串的顺序存储结构； （2）验证顺序串及其基本操作的顺序； （3）掌握串的操作特点。 1.2 实验要求： （1）定义一个包含串的求长度、拼接、比较大小等基本操作的头文件函数原型； （2）实现串的求长度、拼接、比较大小等基本操作。
((1) mastering the sequential storage structure of the string; (2) the sequence of verifying the sequence of sequence and its basic operations; (3) mastering the operating characteristics of the string. 1.2 the experiment requires: (1) define a head file function prototype that contains basic operations such as length, splicing and comparison size. (2) the basic operation of realizing the length, splicing and comparison of the string.)