class HebrewCipher:
    atbash = 'ZYXWVUTSRQPONMLKJIHGFEDCBA'
    albam = 'NOPQRSTUVWXYZABCDEFGHIJKLM'
    atbah = 'IHGFNDCBARQPOEMLKJZYXWVUTS'
 
    def __init__(self):
        self.__plain = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
 
    def encrypt(self, text, cipher):
        ''' (HebrewCipher, str, str) -> str
        Retorna o texto cifrado com
        a cifra hebraica escolhida
        '''
         
        txt = ''
        text = text.replace(' ', '').upper()
        for ch in text:
            idx = self.__plain.find(ch)
            txt += cipher[idx]
        return txt
 
    def decrypt(self, text, cipher):
        ''' (HebrewCipher, str, str) -> str
        Retorna o texto decifrado com
        a cifra hebraica escolhida
        '''
        return self.encrypt(text, cipher).lower()