//package balloon; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; /** * * @author tym13 */ public class Balloon { public static BufferedReader in; /** * @param args the command line arguments */ public static void main(String[] args) throws IOException { // TODO code application logic here in = new BufferedReader(new InputStreamReader(System.in)); while(true){ int pocet=0; pocet = Integer.parseInt( in.readLine()); String[] skup=new String [pocet]; for (int i=0; i