import binascii;
#python
code=""
mac="00:e0:b4:90:16:2d"
macInt = [int(t,16) for t in mac.split(":")]
for i in range(3):
	t = macInt[i*2] + macInt[i*2+1]
	code+="{0:02x}".format(t)
print(code)
code="neoden2015 {0} Language".format(code)
password=binascii.crc32(code.encode('utf-8'))% (1<<32)
print(password)