import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

class Eveniment {
    private Date dataInceput, dataSfarsit;
    private String nume;

    public Eveniment() {
    }

    public Eveniment(String dataInceput, String dataSfarsit, String nume) {
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        try {
            this.dataInceput = format.parse(dataInceput);
            this.dataSfarsit = format.parse(dataSfarsit);
        } catch (Exception e) {
            System.out.println("Data nu este in formatul cerut!");
        }

        this.nume = nume;
    }

    public Date getDataInceput() {
        return dataInceput;
    }

    public Date getDataSfarsit() {
        return dataSfarsit;
    }

    public String getNume() {
        return nume;
    }
}


class EvenimentRecurent extends Eveniment {
    private Date dataP;
    public int numarOre;


    public Date addHoursToJavaUtilDate(Date date, int hours) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.HOUR_OF_DAY, hours);
        return calendar.getTime();
    }


    public  EvenimentRecurent(String dataInceput, String dataSfarsit, String nume, int numarOre){
        super(dataInceput,dataSfarsit,nume);
        this.numarOre=numarOre;


    }
    private static final DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:s");
    public String urmatorulEveniment(String dataP){
        Date neww;
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        try {
            this.dataP = format.parse(dataP);
        } catch (Exception e) {
            System.out.println("Data nu este in formatul cerut!");

        }
        Calendar c = Calendar.getInstance();
        c.setTime(this.dataP);
        c.add(Calendar.HOUR, numarOre);
        Date currentDatePlusOne = addHoursToJavaUtilDate(this.dataP, numarOre);
        String strDate = dateFormat.format(currentDatePlusOne);
        return strDate;
    }
}
public class Main{

    public static void main(String[] args) {
        EvenimentRecurent er = new EvenimentRecurent("2019-03-09 22:46:00", "2019-03-09 23:00:00", "Scris probleme", 94000);
        System.out.println(er.urmatorulEveniment("2019-04-19 22:46:23"));
        // 2019-04-20 22:46:23

    }
}