# A utility function that returns true if x is perfect square
# Returns true if n is a Fibinacci Number, else false
# n is Fibinacci if one of 5*n*n + 4 or 5*n*n - 4 or both
return isPerfectSquare(5*n*n + 4) or isPerfectSquare(5*n*n - 4)
conn = remote('umbccd.io', 6000)
print(conn.recvuntil('['))
arr = eval('[' + conn.recvline().decode())
conn.send(str(num) + '\r\n')