1..90
# ->parse()
 -  takes a choice strings as its first parameters
 -  takes a choice strings as its first parameters
 -  takes a choice strings as its first parameters
 -  takes a choice strings as its first parameters
 -  takes a choice strings as its first parameters
# ->isValid()
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  determines if a given number belongs to the given set
 -  throw an exception if the set is not valid
# ->format()
 -  returns the string that match the number
 -  returns the string that match the number
 -  returns the string that match the number
 -  returns the string that match the number
 -  returns the string that match the number
 -  does not take into account ranges that are not prefixed with |
# set notation
 -  can takes a set notation in the format string
 -  can takes a set notation in the format string
 -  can takes a set notation in the format string
 -  can takes a set notation in the format string
 -  can takes a set notation in the format string
# set notation for polish
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
 -  can deal with polish!
# set notation for russian
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
 -  can deal with russian!
# set notation for english
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
 -  can deal with english!
# Looks like everything went fine.