Witam
czy jak napisze
import javax.swing.ButtonGroup;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JSlider;
import javax.swing.border.LineBorder;
import javax.swing.border.SoftBevelBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
zamiast
import javax.swing.*;
to przyspieszy dziad?