13.11.3

from random import randrange as rnd
a = []
for p in range(10):
	a.append(rnd(10))
print(a)

b = []
for p in range(10):
	b.append(rnd(10))
print(b)

res = []
for x in a:
	k = 0
	for y in b:
		if x == y:
			k += 1
			break
	if k == 0:
		res.append(x)
print(res)