from utils.checks import check
def mix(values):
"""
Returns elements that are:
- either in `a` OR `b` but NOT in both.
AND
- are common with elements in `c`
"""
a, b, c = values
# Put your code here.
data = (
(['ab', 'bc', 'ad'], {'a'}),
([[1, 2], [2, 3, 4], [3, 4]], {3, 4}),
([[1, 'a'], ['b', 3], [3, 4]], {3}),
)
check(mix, data)
from utils.checks import check
valid_letters = 'bcdefghijklmnopqrstuvwxyz'
def unique_letters(word):
"""
Returns string of sorted unique letters that are both in `word` and `valid_letters`.
Case insensitive!
"""
return ''.join(sorted(set(word.lower()) & set(valid_letters)))
data = (('Bike', 'beik'), ('Molllly', 'lmoy'), ('Abrakadabra', 'abdkr'),
('Ala ma kota', 'aklmot'))
check(unique_letters, data)
from utils.checks import check
valid_letters = 'bcdefghijklmnopqrstuvwxyz'
def unique_letters(word):
"""
Returns string of sorted unique letters that are both in `word` and `valid_letters`.
Case insensitive!
"""
return ''.join(sorted(set(word.lower()) & set(valid_letters)))
data = (
('Bike', 'beik'),
('Molllly', 'lmoy'),
('Abrakadabra', 'abdkr'),
('Ala ma kota', 'aklmot')
)
check(unique_letters, data)
'kota'
)
def is_valid(value):
"""
Returns True if `value` is in either of:
- valid_letters (case insensitive)
- valid_numbers
- valid_words (case insensitive)
or False otherwise.
"""
# Put your code here.
data = (
('a', True),
('b', True),
('D', False),
('1', False),
(1, True),
('Ala', True),
('ala', False),
('Ma', False),
('130', False),
)
check(is_valid, data)
valid_letters = 'AaBbCcIiZz'
valid_numbers = (1, 2, 3, 4, 100, 101, 102, 103, 104)
valid_words = ('Ala', 'ma', 'kota')
def is_valid(value):
"""
Returns True if `value` is in either of:
- valid_letters (case insensitive)
- valid_numbers
- valid_words (case insensitive)
or False otherwise.
"""
# Put your code here.
data = (
('a', True),
('b', True),
('D', False),
('1', False),
(1, True),
('Ala', True),
('ala', False),
('Ma', False),
('130', False),
)
check(is_valid, data)
