import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
class Exp1 extends JFrame{
    JLabel tx1;
    JTextField anotimp;
    public Exp1(String titlu){
        super(titlu);
        setSize(400,100);
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        Container x = getContentPane();
        x.setLayout(new FlowLayout());
        tx1 = new JLabel("");
        anotimp = new JTextField(10);
        JButton afis = new JButton("Afiseaza");
        x.add(anotimp);
        x.add(afis);
        x.add(tx1);
        setVisible(true);
        afis.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent event) {
                if (anotimp.getText().equals("")){
                    JOptionPane.showMessageDialog(null,"Nu ati introdus niciun nr");
                }else{
                    try{
                        String sir = String.valueOf(anotimp.getText());
                        char litera;
                        int nr_vocale = 0;
                        int nr_consoane = 0;

                        for (litera = 'A';  litera <= 'Z';  litera++) // se afiseaza alfabetul
                            switch (litera)
                            {
                                case 'A' :
                                case 'E' :
                                case 'I' :
                                case 'O' :
                                case 'U' : nr_vocale++; // in toate cele 5 cazuri variabila nr_vocale se incrementeaza cu 1
                                    break;
                                default: nr_consoane++; //daca apare un alt caz diferit de cele 5 de sus, atunci variabila nr_consoane se incrementeaza cu 1
                            };
                        tx1.setText("Vocale="+String.valueOf(nr_vocale)" ,Consoane="+String.valueOf(nr_consoane));

                    }catch (Exception e){
                        JOptionPane.showMessageDialog(null,"Ati introdus caractere neadmesibile!!!");
                    }
                }
            }
        });
    }
} class Executie{
    public static void main(String args[ ]){
        new Exp1("Patratul unui numar");
    }
}