import string
import random


def gen_pas():
    pas = []
    count = int(raw_input('Enter the length of your password: '))
    type_pas = str(raw_input('Enter the type that you prefer: "strong" or "weak". '))

    if type_pas == 'strong':
        for i in range(count):
            pas.append(random.choice(string.letters + string.digits + string.punctuation))
    elif type_pas == 'weak':
        for i in range(count):
            pas.append(random.choice(string.ascii_lowercase + string.digits))

    random.shuffle(pas)
    return ''.join(pas)


print gen_pas()