这个程序读取字符串和整数从用户，处理它们，并将它们打印给用户。当用户输入^ D程序终止。在终止，程序输出各种类型的C / C++预定义类型的大小。-This program reads strings and integers　the user, processes them, and prints them back to the user.　Program terminates when user enters ^D.　At termination, program outputs sizes of various types of C/C++ pre-defined types.