from operator import *
a = 1
b = 2
print('and_(a, b):', and_(a, b))
print('or_(a, b):', or_(a, b))
print('invert(b):', invert(b))
print('lshift(a, b):', lshift(a, b))
print('rshift(a, b):', rshift(a, b))
print('xor(a, b):', xor(a, b))
'''
run:
and_(a, b): 0
or_(a, b): 3
invert(b): -3
lshift(a, b): 4
rshift(a, b): 0
xor(a, b): 3
'''