def part2(filename: str) -> int:
""" Given a filename, solve 2015 day 12 part 2 """
data = first_line(filename)
data = json.loads(data)
return total_nums_no_red(data)
def part2(filename: str) -> str:
""" Given a filename, solve 2015 day 11 part 2 """
password = first_line(filename)
return next_pw(next_pw(password))
def part2(filename: str) -> int:
""" Given a filename, solve 2015 day 20 part 2 """
target = int(first_line(filename))
return part2(target)
def part2(filename: str) -> int:
""" Given a filename, solve 2015 day 21 part 2 """
directions = first_line(filename)
return count_visited(directions, 2)
def part2(filename: str) -> int:
""" Given a filename, solve 2015 day 04 part 2 """
key = first_line(filename)
return first_password(key, 6)