有关于vector的程序，用于检测两个vector量是否相同，但是此程序还可以检测两个vector含有多个重复元素的情况并加入了非法输入检测。属于考虑周全的程序。-This assignment asks students to write a program to find if two vectors have the same elements with the condition that the order and multiplicities are ignored. For req

此程序用于检测两个vector量有没有相同的片段，例如一个Vector是 ABBC 第二个ABC，此程序可以检测初有无BC 或者有无AB并由此可以随意检测内容并且返回相应的数值。-This assignment asks students to write a program to search a character sequence pointed by a pointer in another character sequence. The namely for them namely a