code: public static boolean isSaturday(int column, int firstDayOfWeek) {
          return (firstDayOfWeek == Time.SUNDAY && column == 6)
                  || (firstDayOfWeek == Time.MONDAY && column == 5)
                  || (firstDayOfWeek == Time.SATURDAY && column == 0);
      }
docs: Determine whether the column position is Saturday or not.
  
  @param column         the column position
  @param firstDayOfWeek the first day of week in android.text.format.Time
  @return true if the column is Saturday position