import java.lang.*;
import java.io.*;
public class Iofun
{
public static void main(String[] args) throws IOException
{
InputStreamReader input = new InputStreamReader(System.in);
BufferedReader get = new BufferedReader (new InputStreamReader(System.in));
String Echo;
int aByte;
boolean test = false;
String tempstring = null;
for(int j = 0; j<4; j++)
{
tempstring = (tempstring + ", " );
}
System.out.println(tempstring);
get.readLine();
System.exit(1);
//int aChar;
// while ((aByte = input.read()) >= 0)
// {System.out.print(aByte); }
while(true)
{
do{
if(input.ready())
{
break;
}
else
{
MyTimer.timeFor(250);//a quarter second wait
}
}while(true);
Echo = get.readLine();
if(Echo.equals(""))
{
System.out.print("-");
Echo = "Username: " + get.readLine();
System.out.println(Echo);
if(Echo.equals("Username: quit"))
{ System.exit(1); }
}
}//while close brace
// InputStream syn = System.in;
// InputStreamReader cin = new InputStreamReader(System.in);
// BufferedReader Uinput = BufferedReader cin;
// cin = (System.in).getInputStream();
/* boolean test = false;
int aChar;
int counter=0;
int temp;
while( (counter = syn.available()) == 0)
{
}
System.out.println("I told ou so");
while(counter > 0)
{
temp = syn.read();
System.out.println(temp);
if(counter == 0)
{break;
}
}
System.out.println("there");
System.exit(1);
while(true)
{
test = cin.ready();
if(test == true)
{
aChar = cin.read();
System.out.println(aChar);
break;
}
}
System.out.println(" fin");
while(true )
{
if(Echo.equals("quit"))
break;
System.out.println("Echo: " + Echo);
Echo = cin.readreadLine();
}
/* while(cin.ready())
{
UserInput = new BufferedReader(cin);
UserString = UserInput.readLine();
System.out.println(UserString);
if(UserString == "z")
{ break; }
}//while
*/
}//main method
}//class end
class MyTimer
{
//pauses for the "duration" in milliseconds
public static void timeFor(int duration)
{
long timer;
long starttime;
starttime = System.currentTimeMillis();
do{
timer = System.currentTimeMillis();
}while( (timer - starttime) < duration);
}
}