def test_two_numbers(self):
result = ss(20, 20)
self.assertEqual(result, 40)
def test_four_numbers(self):
a, b, c, d = [1, 2], [2, 3], [3], [4, 10]
result = ss(a, b, c, d)
self.assertEqual(result, 25)
def test_two_lists(self):
a = [10, 20, 30, 40]
b = [100, 20]
result = ss(a, b)
self.assertEqual(result, 200)
def test_lists_and_number(self):
a = [10, 30, 50]
result = ss(a, 50)
self.assertEqual(result, 140)
def test_four_numbers(self):
result = ss(20, 15, 12, 3)
self.assertEqual(result, 50)
