def Sum(s):
    Sum = 0
    for i in range(len(s)):
        Sum += int(s[i])
    return Sum
for n in range(1, 10_000):
    b = bin(n)[2:]
    if Sum(b) % 2 == 0:
        b = b + '0'
    else:
        b = b + '1'

    if Sum(b) % 2 == 0:
        b = b + '0'
    else:
        b = b + '1'
    R = int(b, 2)
    if R > 184:
        print(n)
        break