import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;

//데이터만 저장 할 클래스!!!!!!(Dto,Bean,Vo <-데이터만 저장할때 보통사용)
class ScoreDto
{
    private int seq;
    private String name;
    private int kor;
    private int eng;
    private int mat;
    private int total;
    private float avg;
    //출력
    public void output()
    {
        System.out.printf("%d %s %d %d %d %d %.2f \n",
                seq, name, kor, eng, mat, total, avg);
    }
    //총점,평균 클래스
    public void calc()
    {
        total = kor+eng+mat; //총점
        avg=total/3.0f;         //평균
    }
    //마우스 오른쪽->source->Generate Getters and Setters
    public int getSeq() {
        return seq;
    }
    public void setSeq(int seq) {
        this.seq = seq;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public int getKor() {
        return kor;
    }
    public void setKor(int kor) {
        this.kor = kor;
    }
    public int getEng() {
        return eng;
    }
    public void setEng(int eng) {
        this.eng = eng;
    }
    public int getMat() {
        return mat;
    }
    public void setMat(int mat) {
        this.mat = mat;
    }
    public int getTotal() {
        return total;
    }
    public void setTotal(int total) {
        this.total = total;
    }
    public float getAvg() {
        return avg;
    }
    public void setAvg(float avg) {
        this.avg = avg;
    }
}
//입력 클래스
class ScoreManager
{
    ArrayList<ScoreDto> list = new ArrayList<ScoreDto>();
    BufferedReader reader =
            new BufferedReader(new InputStreamReader(System.in));

    public void append() throws NumberFormatException, IOException
    {
        ScoreDto dto = new ScoreDto(); //객체 하나 생성
        //이름,과목 함수생성
        System.out.print("이름 : ");
        dto.setName(reader.readLine());
        System.out.print("국어 : ");
        dto.setKor(Integer.parseInt(reader.readLine()));
        System.out.print("영어 : ");
        dto.setEng(Integer.parseInt(reader.readLine()));
        System.out.print("수학 : ");
        dto.setMat(Integer.parseInt(reader.readLine()));
        dto.calc();//

        //리스트 추가하기
        list.add(dto);

    }
    public void output() throws IOException
    {
        for(int i=0; i<list.size(); i++)
            list.get(i).output();
    }
    //메뉴 내용
    void menuDisplay()
    {
        System.out.println("1. 추가");
        System.out.println("2. 출력");
        System.out.println("3. 수정");
        System.out.println("4. 삭제");
        System.out.println("5. 검색");
        System.out.println("6. 정렬");
        System.out.println("0. 종료");
    }
    public void run() throws IOException
    {
        //menuDisplay 선택창
        int menu;
        while(true)//무한루트 반복
        {
            menuDisplay();
            System.out.println("선택 : ");
            menu = Integer.parseInt(reader.readLine());
            switch(menu)
            {
                case 1: append(); break;
                case 2: output(); break;
                case 0: return; //함수를 종료해야한다
                default: System.out.println("존재하지 않는 메뉴입니다");
            }
        }
    }
}
//메인
public class ScoreTest {
    public static void main(String[] args) throws IOException {
        ScoreManager mgr = new ScoreManager();
        mgr.run();
    }
}