import javax.swing.*;

public class a {

    public static void main(String[] args) {
        String firtstName = enterName();
        String secondName = enterName();
        JOptionPane.showMessageDialog(null, firtstName + System.lineSeparator() + secondName);
    }

    private static String enterName() {
        String name = "";
        boolean isCorrect = false;
        while (!isCorrect) {
            try {
                name = JOptionPane.showInputDialog(null, "Enter Name");
                Double.parseDouble(name);
                JOptionPane.showMessageDialog(null, "Enter Name Again");
            } catch (Exception igonred) {
                JOptionPane.showMessageDialog(null, "Correnct - " + name);
                isCorrect = true;
            }
        }
        return name;
    }
}