1import random
 2from secret import clue
 3
 4def generate_valid_bw_or_number():
 5    while True:
 6        num = random.randint(1, 255)
 7        if bin(num)[2:].count('0') <= 1:
 8            return num
 9
10def generate_valid_bw_and_number():
11    while True:
12        num = random.randint(1, 255)
13        if bin(num)[2:].count('1') <= 1:
14            return num
15
16def lucky():
17    used_args = set()
18    args = ['left_shift', 'right_shift', 'bw_and', 'bw_or']
19    address = 0
20
21    while len(used_args) < 4:
22        arg = random.choice(list(set(args) - used_args))
23        used_args.add(arg)
24        
25        if arg == 'left_shift':
26            shift = random.randint(5, 255)
27            result = clue(left_shift = 6) 
28            address |= (result >> 6)
29
30        elif arg == 'right_shift':
31            shift = random.randint(5, 255)
32            result = clue(right_shift = 5)
33            address |= (result << 5)
34
35        elif arg == 'bw_and':
36            number = generate_valid_bw_and_number()
37            result = clue(bw_and = 8)
38            address |= result
39
40        elif arg == 'bw_or':
41            number = generate_valid_bw_or_number()
42            result = clue(bw_or = 223) 
43            address |= (result ^ 223) 
44
45    return address