def feedback(all_data, marked_data_indexes):
    """
    Print information about marked point(s).

    Parameters
    ----------
    all_data : ndarray
        The whole data coming from the main input file without a header.
    marked_data_indexes : ndarray
        A list containing indexes of points from data variable. The indexes
        come from marked points.
    """
    for object_index, index in enumerate(marked_data_indexes):
        print('# object {}'.format(object_index + 1))
        print(int(all_data[index][0]))
        for parameter in all_data[index][1:]:
            print(parameter)
