使用冒泡排序法

xiaoxiao2021-02-28  118

package san; import java.awt.EventQueue; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.util.Random; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.JTextArea; import javax.swing.border.EmptyBorder; public class BubbleSort extends JFrame { private JPanel contentPane; private JTextArea textArea; private JTextArea textArea_1; /** * Launch the application. */ public static void main(String[] args) { EventQueue.invokeLater(new Runnable() { public void run() { try { BubbleSort frame = new BubbleSort(); frame.setVisible(true); } catch (Exception e) { e.printStackTrace(); } } }); } /** * Create the frame. */ public BubbleSort() { setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setBounds(100, 100, 450, 600); setTitle("冒泡排序算法"); contentPane = new JPanel(); contentPane.setBorder(new EmptyBorder(5, 5, 5, 5)); setContentPane(contentPane); contentPane.setLayout(null);    textArea = new JTextArea(); textArea.setBounds(34, 23, 376, 31); contentPane.add(textArea); JButton btnNewButton = new JButton("\u751F\u6210\u968F\u673A\u6570"); btnNewButton.setBounds(145, 64, 157, 31); contentPane.add(btnNewButton); btnNewButton.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ do_btnNewButton_actionPerformed(e); } }); textArea_1 = new JTextArea(); textArea_1.setBounds(34, 105, 376, 383); contentPane.add(textArea_1); JButton button = new JButton("\u5192\u6CE1\u6392\u5E8F\u7B97\u6CD5"); button.setBounds(145, 498, 157, 31); contentPane.add(button); button.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e){ do_button_actionPerformed(e); } }); } private int[] array=new int[10]; protected void do_btnNewButton_actionPerformed(ActionEvent e){ textArea.setText("  "); for(int i=0;i<array.length;i++){ Random random=new Random(); array[i]=random.nextInt(50); textArea.append(array[i]+" "); } } protected void do_button_actionPerformed(ActionEvent e){ textArea_1.setText(""); for(int i=1;i<array.length;i++){ for(int j=0;j<array.length-i;j++){ if(array[j]>array[j+1]){ int temp=array[j]; array[j]=array[j+1]; array[j+1]=temp; } textArea_1.append(array[j]+" "); } textArea_1.append("【"); for(int j=array.length-i;j<array.length;j++){ textArea_1.append( array[j]+" "); } textArea_1.append( "】\n"); } }

}

结果:

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