// PPP11, exercise 10: write a function to return a vector of whitespace-
// separated substrings of the argument string

#include "std_lib_facilities.h"

// returns whitespace-separated substrings of s
vector<string> split(const string& s) {
	istringstream is(s);
	string ss;
	vector<string> substrings;
	while (is >> ss) substrings.push_back(ss);
	return substrings;
}

// print vector of strings
void print_vec(const vector<string> vs) {
	for (int i = 0; i < vs.size(); ++i)
		cout << vs[i] << endl;
}

int main() {
	cout << "Enter a few words: ";
	string s;
	while (getline(cin, s)) {
		vector<string> substrings = split(s);
		cout << "\nYou entered:\n";
		print_vec(substrings);
		cout << "\nAnother try: ";
	}

}