import java.io.*;
import java.util.StringTokenizer;

class BufferAndToken
{
	public static void main (String[] args)
	{
		BufferAndToken bat = new BufferAndToken();
		BufferedReader br = null;
		String line;
		String s;
		try
		{
			br  = new BufferedReader(new FileReader("file.txt"));
			while ( (line=br.readLine()) != null )
			{
				StringTokenizer st = new StringTokenizer(line);
				if( st.hasMoreTokens() )
				{
					s = st.nextToken();
					System.out.println(s + "\n");
				}
			}
			br.close();
		}
		catch(IOException e)
		{
			System.exit(1);
		}
	}
}