6martie2021

from enum import Enum
class Sex (Enum):
    FEMININ=1
    MASCULIN=2
class Persoana(object):
    def __init__(self,n,s):
        self.__nume=n
        self.__sex=s
        self.__link=None
    def __repr__ (self):
        return "\n Persoana nume:{} sex:{}".format(self.__nume, self.__sex)
    def getNume(self):
        return self.__nume
    def getSex(self):
        return self.__sex
    def getLink(self):
        return self.__link
    def setLink(self,newLink):
        # newLink este o persoana.
        self.__link=newLink


class Lista:
    def __init__ (self):
        self.__radacina=None
    def adauga (self,persoana):
        # linkul persoanei i se atribuie radacina
        # persoana devine radacina
        if self.__radacina == None:
            self.__radacina=persoana
        else:
            persoana.setLink(self.__radacina)
            self.__radacina=persoana
    def __repr__ (self):
        s=''
        # s este acumulator
        e=self.__radacina
        while e!=None:
            s=s+str(e) #operatie
            e=e.getLink()
        return s

p1=Persoana('Bianca',Sex.FEMININ)
p2=Persoana('Daniel',Sex.MASCULIN)
p3=Persoana('Denisa', Sex.FEMININ)
p4=Persoana('Radu',Sex.MASCULIN)
p5=Persoana('Andrei',Sex.MASCULIN)
l=Lista()
l.adauga(p1)
l.adauga(p2)
l.adauga(p3)
l.adauga(p4)
l.adauga(p5)
print(l)

def count(self):
    if self.__radacina == None:
        return 0
    else:
        s=0
        e=self.__radacina
        while e!=None:
            s=s+1
            e=l.getLink(l)
        return s

def numarFete(self):
    if self.__radacina==None:
        return 0
    else:
        s=0
        p=self.__radacina
        while p!=Sex.FEMININ:
            p=p+1
            p=p.getSex(l)
        return p