/* Uzd.2 sukurti programa su C++
kalba:uzduotis -Pasalinti zodzius,turincius nelygini simboliu
kieki. */

/* parase kestaz/2006 http://www.tazikas.info/~awan/new */
/* ar programa gera paziurekit patys..  */

#include <iostream>
#include <vector>

using namespace std;

class words
{
    public:
	vector <string> find_words(string s);
	void print_words(vector <string> m);
};

vector <string> words::find_words(string s)
{
	vector <string> w;
	int i=0;
	int p=0; 
	string word=""; bool k=0;
	while (i < s.size())
	{
		while (s[i] != ' ' && i < s.size())
		{           // galima prideti reikiamus simbolius
			if (s[i] == ',' || s[i] == '?' || s[i] == '.') break;
			word += s[i];
			i++;
		}
	    if (word.size() > 0) w.push_back(word);
		word="";
		i++;
	}
	return w;
}

void words::print_words(vector <string> m)
{
	int i=0;
	string s;
	for (i=0; i <m.size(); i++)
	{
		s = m.at(i);
		if (s.size() % 2 == 1)
			cout << s << endl;
	}
}

/* pagrindine programa */
int main()
{
	string s;
	cout << "Iveskite eilute?" << endl;
	getline(cin,s, '\n');
	vector <string> w;
	words wp;
	w = wp.find_words(s);
	wp.print_words(w);
	return 0 ;
}