target = [153, 147, 158, 152, 152, 158, 132, 157, 150, 139, 160, 150, 145, 137, 154, 141, 139, 154, 141, 130]
 
 
def check(password):
    if len(password) != len(target):
        return False
    for i, tecken in enumerate(password):
        if test_switch(ord(tecken)) != target[i]:
            return False
    return True
 
 
def main():
    while True:
        pw = input("Ange lösenord: ")
        if check(pw):
            print("Rätt!")
            break
        else:
            print("Fel, försök igen.\n")
 

def test_switch(byte):
    result = 0
    for i in range(8):
        bit = (byte >> i) & 1
        if bit == 1:
            new_bit = 0
            result |= (new_bit << i) 
        else:
            new_bit = 1
        result |= (new_bit << i) 
    return result
 
if __name__ == "__main__":
    main()