class Billionaire():

    def __init__(self,name,cn, age, worth, location,gender):
        self.name = name
        self.company_name = cn
        self.age = age
        self.worth = worth
        self.location = location
        self.gender = gender


    #getter methods
    def getWorth(self):
        return self.worth

    def getName(self):
        return self.name

    def getAge(self):
        return self.age

    def getLocation(self):
        return self.location
    
    def getCompanyName(self):
        return self.company_name

    def getGender(self):
        return self.gender

    def __str__(self):
        answer = self.name + " ("+ self.company_name +")" + "\n"
        answer += "Worth: " + str(self.worth)
        return answer    

def search_by_money(billionaire_list):

    threshold = float(input("Enter threshold: "))

    for each_bil in billionaire_list:
        if each_bil.getWorth() > threshold:
            print(each_bil)

def count_by_gender(billionaire_list):

    num_of_males = 0
    num_of_females = 0
    unknown = 0
    for each_bil in billionaire_list:

        gender = each_bil.getGender()
        if gender == "male":
            num_of_males += 1
        elif gender == "female":
            num_of_females += 1
        else:
            unknown += 1

    print("Number of Males: ",num_of_males)
    print("Number of Females: ",num_of_females)
    print("Unknown: ",unknown)


def count_by_region(billionaire_list):

    region = {}
    # { continent1: #ofbillionaires, continent: #ofbillionares,...
    for each_bil in billionaire_list:
        
        c = each_bil.getLocation()

        if c not in region:
            region[c] = 1
        else:
            region[c] += 1

    del region["0"]
   
    for key,val in region.items():
        print(key,val)


def main():

    file = open("billionaires.csv","r")
    file.readline()

    billionaire_list = []
    
    for each_line in file:
        row = each_line.split(",")

        name = row[0]
        company_name = row[4]
        age = int(row[-14])
        worth = float(row[-7])
        location = row[-9]
        gender = row[-13]

        b = Billionaire(name, company_name, age, worth, location,gender)
        billionaire_list.append(b)


    #search_by_money(billionaire_list)
    #count_by_gender(billionaire_list)
    count_by_region(billionaire_list)
    

main()