Append a list to the second listΒΆ

Append a list to the second list.
L1 = [1, 2, 3, 0]
L2 = ['Red', 'Green', 'Black']
L3 = L1 + L2

print(L3)    # [1, 2, 3, 0, 'Red', 'Green', 'Black']