holamundo.py

#miguel.alberto.maldonado@gmail.com
dictionary = {}
dictionary_abc = {}
def discard_count_repeated_char(phrase):
    for k in phrase:
        dictionary[k] = dictionary.get(k,0)+1
    return dictionary.keys()
def create_new_dictionary(keys):
    if keys == []:
        return False
    else:
        dictionary_abc[len(dictionary_abc)] = keys[0]
        return create_new_dictionary(keys[1:])

def phrase_decoding(phrase_to_decode):
    if phrase_to_decode == "":
        return False
    else:
        if phrase_to_decode[0] == "0":
            print dictionary_abc[(int(phrase_to_decode[1:2]))]
        else:
            print dictionary_abc[(int(phrase_to_decode[:2]))]
        return phrase_decoding(phrase_to_decode[2:])

def main():
    phrase = 'nothing better than python its very simple for you, get in, do it'

    keys = discard_count_repeated_char(phrase)
    create_new_dictionary(keys)

    phrase_to_decode = "08111000010916120411"
    phrase_decoding(phrase_to_decode)
main()