def test_equals_2(self): self.assertEqual(tickets([25, 100]), "NO")
def test_equals(self): self.assertEqual(tickets([25, 25, 50]), "YES")
def test_equals_7(self): self.assertEqual(tickets([50]), "NO")
def test_equals_8(self): self.assertEqual( tickets( [25, 25, 25, 25, 25, 25, 25, 50, 50, 50, 100, 100, 100, 100]), "NO")
def test_equals_6(self): self.assertEqual(tickets([25]), "YES")