def test_minimum_array(self):
backtrack = Backtrack([1, 1, 2, 3, 4, 5])
self.assertEqual(backtrack.minimum_array(2), [1, 1])
def test_minimum_array(self):
backtrack = Backtrack([1, 1, 2, 3, 4, 5])
self.assertEqual(backtrack.minimum_array(2), [1, 1])
