from ipaddress import *
net = ( '112.160.0.0 / 255.240.0.0' , 0)
n = 0
for ip in net:
ip_bin = bin (int(ip)) [2:]
if ip_bin.count('1') % 3 != 0:
n += 1
print (n)
from ipaddress import *
net = ( '112.160.0.0 / 255.240.0.0' , 0)
n = 0
for ip in net:
ip_bin = bin (int(ip)) [2:]
if ip_bin.count('1') % 3 != 0:
n += 1
print (n)