If their marketing team succeeds, they( )their profits by 20 percent.
在字符串类string中实现一个判断函数,该函数功能是统计某一字符串类对象(仅由单词和空格组成)有多少个单词,同时保存所有单词在字符串中的起始地址(设该字符串不超过100个单词) #include < iostream. h > #include < string > class str{ string s; int n,a [ 100 ],j ,l; public:str ( string&a){s=a;n=0;j=