Untitled

J05055/Athlete.java
public class Athlete{
    private String  id,name;
    private Integer stt,realtime,time,priority;
    public Athlete(String id, String name, String dof, String start, String end ){
        this.id = id;
        this.name = name;
        String[] tmp = dof.split("/");
        int age = 2021 - Integer.parseInt(tmp[2]);
        if(age >= 32) this.priority = 3;
        else if(age >= 25) this.priority = 2;
        else if(age >= 18) this.priority = 1;
        else this.priority = 0;
        Integer x = stoi(start);
        Integer y = stoi(end);
        this.realtime = y -x;
        this.time = this.realtime - this.priority;
    }
    public void setStt(Integer stt){
        this.stt = stt;
    }
    public Integer getTime(){
        return this.time;
    }
    private Integer stoi(String t){
        Integer res = 0;
        String[] tmp = t.trim().split(":");
        res = Integer.parseInt(tmp[0])*3600 + Integer.parseInt(tmp[1])*60 + Integer.parseInt(tmp[2]);
        return res;
    }
    private String itos(Integer t){
        String h = Integer.toString(t/3600);
        if(t/3600 <10) h = "0" +h;
        t = t % 3600;
        String m = Integer.toString(t/60);
        if(t/60 < 10) m = "0" + m;
        t %= 60;
        String s = Integer.toString(t);
        if(t < 10) s = "0" +s;
        return h+":"+m+":"+s;
    }
    public String toString(){
        String rt = itos(this.realtime);
        String p = itos(this.priority);
        String t = itos(this.time);
        return id + " " + name + " " + rt + " " + p + " " + t + " " + stt;
    }
}
J05055/Main.java
import java.util.*;
public class Main{
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int t = Integer.parseInt(sc.nextLine());
        ArrayList < Athlete > res = new ArrayList<>();
        for( int loop = 1 ; loop <= t ; loop++){
            String stt = Integer.toString(loop);
            if(loop < 10) stt = "VDV0" +stt;
            else stt = "VDV" +stt;
            res.add( new Athlete(stt,sc.nextLine() , sc.nextLine() , sc.nextLine() ,sc.nextLine() )) ;
        }
        int[] tmp = new int[t];
        for(int i = 0 ; i < t ;i++){
            tmp[i] = res.get(i).getTime();
        }
        Arrays.sort(tmp);
        for(Athlete a : res){
            for(int i = 0 ; i < t ; i ++){
                if(tmp[i] == a.getTime()){
                    a.setStt(i+1);
                    break;
                }
            }
            System.out.println(a);
        }
        sc.close();
    }
}
/*
3
Nguyen Van Thanh
20/03/1990
07:00:00
07:10:01
Nguyen Hoa Binh
01/10/1993
07:02:00
07:11:20
Le Thanh Van
15/03/1998
07:05:00
07:15:30
*/