包括几个c++编写的小程序，适合初学者学习。包括对这组的求和，对一整串整数和任意数目的空格求和，获取输入的指定字符串-C++ Prepared by including several small program for beginners to learn. This group includes the sum of a whole bunch of integers and the sum of any number of spaces, access to the specified string entered