*agrument

l1 = [1, 2, 3]
l2 = [4, 5, 6]
y = [*l1, *l2]
z = [l1, l2]
print (y)
print (z)

a, *b = {1, 2, 3, 4, 5}
print (a)
print (b)

a, *b, c = {1, 2, 3, 4, 5}
print (a)
print (b)
print (c)