# Subtract list1 from list2 (find only items not in both lists)
list1 = [2, 2, 2]
list2 = [1, 1, 1]
difference = [] # initialization of result list
zip_object = zip(list1, list2)
for list1_i, list2_i in zip_object:
difference.append(list1_i-list2_i) # append each difference to list
print(difference)
c = [x for x in a if x not in b]