import java.io.*;
import javax.swing.*;

class ReadDataFile
{
    public static void main(String[] args)  throws IOException
    {
        String fname = JOptionPane.showInputDialog(null,"Enter file name");
        FileInputStream myStream = new FileInputStream(fname);
        DataInputStream myDataStream = new DataInputStream(myStream);

        int n = myDataStream.readInt();
        for (int i=0;i<n;i++) 
         {
           double x = myDataStream.readDouble();
           System.out.println(x + " " );
         }
        myStream.close();
        System.exit(0);
    }
}