exercise8_2.cpp

#include <iostream>
#include <string>

using namespace std;

istream& func(istream &is)
{
	string buf;
	while (is >> buf)
		cout << buf << endl;
	is.clear();
	return is;
}

int main()
{
	istream& is = func(std::cin);
	cout << is.rdstate() << endl;
	return 0;
}