import java.util.*;
import java.lang.*;
import java.io.*;

class Human {
    //クラス内変数宣言するニダ
    private String name;
    private int age;
    private char gender;
    public Human(String name,int age,char gender) {
        this.name = name;
        this.age = age;
        this.gender = gender;//M,Wで判別するニダ
    }

    public String getName() {
        return this.name;
    }

    public int getAge() {
        return this.age;
    }

    public char getGender() {
        return this.gender;
    }
}
class Student extends Human {
    //継承ニダ
    private int number;
    public Student(String name,int age,char gender,int number) {
        super(name, age, gender);
        this.number = number;
    }

    public int getNumber() {
        return this.number;
    }
}
class Main {
    public static void main(String[] args) {
        Student s = new Student("田中", 20, 'M', 1);

        System.out.println(s.getName());

        System.out.println(s.getAge());

        System.out.println(s.getGender());

        System.out.println(s.getNumber());
    }
}