public Feedback recordScore(String term, String couId, String[][] table) {
		String command = "record；score；" + term + "；" + couId;
		String line = null;
		ArrayList<String> list = new ArrayList<String>();
		for (int i = 0; i < table.length; i++) {
			String l = "";
			for (int j = 0; j < table[i].length; j++) {
				if (j == table[i].length - 1 || j == table[i].length - 2) {
					if (table[i][j].equals("")) {
						table[i][j] = "-1";
					} else {
						try {
							double d = Double.parseDouble(table[i][j]);
							int a = (int) d;
							table[i][j] = a + "";
						} catch (NumberFormatException e) {
							return Feedback.NUM_FORMAT_ERROR;
						}
					}
				}
				l += table[i][j] + "；";
			}
			list.add(l);
		}
		try {
			NetService client = initNetService();
			client.sendCommand(command);
			client.sendList(list);
			line = client.receiveFeedback();
			client.shutDownConnection();
			return Feedback.valueOf(line);
		} catch (Exception e) {
			e.printStackTrace();
			return Feedback.INTERNET_ERROR;
		}
	}