Please use C++ to code and follow the comment below:

Exercise P10.11. Implement a function vector generate_subsets (string s) that generates all subsets of characters of a string. For example, the subsets of char acters of the string "rum" are the eight strings rum", "ru" Note that the subsets don't have to be substrings-for example, "rm" isn't a sub- string of rum , "rm" ,um