import javax.swing.JOptionPane;
public class WorkSheet6 {
public static void main(String[] args) {
String l= JOptionPane.showInputDialog("Enter a letter :");
char z =l.charAt(0);
switch(z){
case 'a':
case 'e':
case 'i':
case 'o':
case 'u':
case 'A':
case 'E':
case 'O':
case 'U':
case 'I':
JOptionPane.showMessageDialog(null, "it is a voule letter.");
break;
default:
JOptionPane.showMessageDialog(null,"it isn't a vouel letter.");
}
String k = JOptionPane.showInputDialog("Enter a letter :");
char i= k.charAt(0);
if (i=='a'|| i=='i'||i=='o'||i=='u'||i=='e'||i=='A'||i=='O'||i=='E'||i=='I'||i=='U')
JOptionPane.showMessageDialog(null,"a voule letter.");
else
JOptionPane.showMessageDialog(null,"it isn't a voule.");
}
}