--- title: includes_all tags: list,intermediate --- Returns `True` if all the elements in `values` are included in `lst`, `False` otherwise. Check if every value in `values` is contained in `lst` using a `for` loop, returning `False` if any one value is not found, `True` otherwise. ```py def includes_all(lst, values): for v in values: if v not in lst: return False return True ``` ```py includes_all([1, 2, 3, 4], [1, 4]) # True includes_all([1, 2, 3, 4], [1, 5]) # False ```