Question: 
Write a function to reverse each list in a given list of lists.


Model's Code:
def reverse_list_lists(lists):
    return [lst[::-1] for lst in lists]



Sample Correct Code:
def reverse_list_lists(lists):
    for l in lists:
        l.sort(reverse = True)
    return lists 


Asserts:
assert reverse_list_lists([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12], [13, 14, 15, 16]])==[[4, 3, 2, 1], [8, 7, 6, 5], [12, 11, 10, 9], [16, 15, 14, 13]]
assert reverse_list_lists([[1,2],[2,3],[3,4]])==[[2,1],[3,2],[4,3]]
assert reverse_list_lists([[10,20],[30,40]])==[[20,10],[40,30]]


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 889 of 974: 684/889 (76.94038245219348%): success