JFrame frame = new JFrame();
		frame.setTitle("Diet calculator");
		frame.setSize(800, 600);
		frame.setLocationRelativeTo(null);
		frame.setLayout(null);

		final JLabel age = new JLabel();
		age.setText("Age");
		age.setBounds(10, 10, 100, 20);
		frame.add(age);
		age.setVisible(true);

		final JLabel sex = new JLabel();
		sex.setText("Sex");
		sex.setBounds(10, 40, 100, 20);
		frame.add(sex);
		sex.setVisible(true);

		final JLabel height = new JLabel();
		height.setText("Height");
		height.setBounds(10, 70, 100, 20);
		frame.add(height);
		height.setVisible(true);

		final JLabel weight = new JLabel();
		weight.setText("Weight");
		weight.setBounds(10, 100, 100, 20);
		frame.add(weight);
		weight.setVisible(true);