} else {
throw new IllegalArgumentException("Unknown line");
}
int year = Integer.parseInt(st.nextToken());
Month month = parseMonth(st.nextToken());
int dayOfMonth = Integer.parseInt(st.nextToken());
LocalDate leapDate = LocalDate.of(year, month, dayOfMonth);
String timeOfLeapSecond = st.nextToken();
byte adjustmentByte = 0;