def same_len_lists(A,B):
    """
    Create lists of same size
    - A: list
    - B: list
    - returns: list (2 lists of same size)
    """
    arrays = [A, B]
    max_length = 0
    for array in arrays:
        max_length = max(max_length, len(array))

    for array in arrays:
        array += ['------'] * (max_length - len(array))

    return arrays