print ((1+3)/2)
print ((4/2)+3)

print ((1L+3L)/2L)
print ((1L+3L)/3L)
print ((1L/2L)+1L)
print ((4L/2L)+3L)

print 4L**2L-5L+3L/7L%2L
print (4L**2L)-5L+((3L/7L)%2L)