import json


def complete_no_answer_reply(id_, solver_name):
    """A reply saying a problem is finished without providing the results."""
    return json.dumps({
        "status": "COMPLETED",
        "solved_on": "2012-12-05T19:15:07+00:00",
        "solver": solver_name,
        "submitted_on": "2012-12-05T19:06:57+00:00",
        "type": "ising",
        "id": id_
    })