import java.lang.System;
import java.io.PushbackInputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
public class PushbackIOApp
{
public static void main(String[] args) throws IOException
{
ByteArrayOutputStream outStream = new ByteArrayOutputStream();
String s = "wowsers";
System.out.println("out
System.out.println("Hello World!");
}
}