почему не проходит валидатор ?
package com.javarush.task.pro.task16.task1604;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.GregorianCalendar;
/*
День недели рождения твоего
*/
public class Solution {
static Calendar birthDate = new GregorianCalendar(2022, 6, 18);
public static void main(String[] args) {
System.out.println(getDayOfWeek(birthDate));
}
static String getDayOfWeek(Calendar calendar) {
String result = "";
switch (calendar.get(Calendar.DAY_OF_WEEK)) {
case (Calendar.MONDAY):
result = "понедельник";
break;
case (Calendar.TUESDAY):
result = "вторник";
break;
case (Calendar.THURSDAY):
result = "среда";
break;
case (Calendar.WEDNESDAY):
result = "четверг";
break;
case (Calendar.FRIDAY):
result = "пятница";
break;
case (Calendar.SATURDAY):
result = "суббота";
break;
case (Calendar.SUNDAY):
result = "воскресенье";
break;
}
return result;
}
}