def convert(vertical_lists):
    """rotate a given list of lists
    converts a list as if it was a matrix
    interchanges 'row' and 'columns'

    Args:
        vertical_lists: list of lists to be rotated

    Returns:
        list: list of lists
            contains the same elements as original
            except that they are now in different lists
    """
    horizontal_lists = []
    for index_x in range(len(vertical_lists[0])):
        new_list = []
        for v_list in vertical_lists:
            new_list.append(v_list[index_x])
        horizontal_lists.append(new_list)

    return horizontal_lists