public class Presentation {
    private String name;
    private int age;
    private String studying;
    private String hobby;

    public Presentation() {
        this.name = "Giovanne Pagano dos Santos";
        this.age = 19;
        this.studying = "CyberSecurity - Blue Team 🛡️";
        this.hobby = "Train 🏋";
    }

    public static void main(String[] args) {
        Presentation presentation = new Presentation();
    }
}