#include <set>
#include <iostream>
#include <string>

using namespace std;

int main(void)
{
	char *m[] = {"slkdjfs", "klsdjf", "lskdjfl", "lskdjf", "lskdjfl", "iogsfdneowrf", "oisdisjfwe", "qwldjsdj", "fsoiosjfs"};

	set<string> s;

	for (size_t i = 0, max_i = sizeof(m) / sizeof(char *); i < max_i; i++)
		s.insert(m[i]);

	for (set<string>::const_iterator it = s.begin(); it != s.end(); it++)
		cout << it->c_str() << endl;

	return 0;
}