Verified answer

Программа:

Python:

from random import randint

l1 = [randint(-10, 10) for i in range(10)]

l2 = [randint(-10, 10) for i in range(10)]

b = int(input('b = '))

if b < 0:

   l1 += l2

   print(l1)

else:

   l2 += l1

   print(l2)