public class person {
    private  String name;
    private String gender ;
    private  int age;
    private String nationaltily;

    public person() {
    }

    public person(String name, String gender, int age, String nationaltily) {
        this.name = name;
        this.gender = gender;
        this.age = age;
        this.nationaltily = nationaltily;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getGender() {
        return gender;
    }

    public void setGender(String gender) {
        this.gender = gender;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getNationaltily() {
        return nationaltily;
    }

    public void setNationaltily(String nationaltily) {
        this.nationaltily = nationaltily;
    }
    public void eat(){
        System.out.println("吃饭");
    }public  void sleep(){
        System.out.println("睡觉");
    }public  void work(){
        System.out.println("工作");
    }
}

public class person {
    private  String name;
    private String gender ;
    private  int age;
    private String nationaltily;

    public person() {
    }

    public person(String name, String gender, int age, String nationaltily) {
        this.name = name;
        this.gender = gender;
        this.age = age;
        this.nationaltily = nationaltily;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getGender() {
        return gender;
    }

    public void setGender(String gender) {
        this.gender = gender;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getNationaltily() {
        return nationaltily;
    }

    public void setNationaltily(String nationaltily) {
        this.nationaltily = nationaltily;
    }
    public void eat(){
        System.out.println("吃饭");
    }public  void sleep(){
        System.out.println("睡觉");
    }public  void work(){
        System.out.println("工作");
    }
}