public void add(double x, double y) {
    // We extend the recursive expression for the one-variable case at Art of Computer Programming
    // vol. 2, Knuth, 4.2.2, (16) to the two-variable case. We have two value series x_i and y_i.
    // We define the arithmetic means X_n = 1/n \sum_{i=1}^n x_i, and Y_n = 1/n \sum_{i=1}^n y_i.
    // We also define the sum of the products of the differences from the means

   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }</pre>
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build
   * multiple multimaps in series. Each multimap contains the key-value mappings in the previously
   * created multimaps.
   *
   * @since 2.0
   */
  public static final class Builder<K, V> extends ImmutableMultimap.Builder<K, V> {
    /**

   * this builder to sort entries by value.
   *
   * <p>Builder instances can be reused - it is safe to call {@link #buildOrThrow} multiple times to
   * build multiple bimaps in series. Each bimap is a superset of the bimaps created before it.
   *
   * @since 2.0
   */
  public static final class Builder<K, V> extends ImmutableMap.Builder<K, V> {

    /**

	// Initializing objectLayer for HealFormatHandler.
	objLayer, erasureDirs, xlErr := initTestErasureObjLayer(ctx)
	if xlErr != nil {
		cancel()
		return nil, xlErr
	}

	// Initialize minio server config.
	if err := newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
		cancel()
		return nil, err
	}

	// Initialize boot time
	globalBootTime = UTCNow()

	assert.Equal(t, len(fds), 1)
	// in theory we should close the fd, but it's just a test..

	assert.Equal(t, m.Payload.(*zdsapi.WorkloadRequest_Add).Add.Uid, uid)
	// send ack so the server doesn't wait for us.
	sendAck(ztunClient)

	// second message should be the snap sent message
	m, fds = readRequest(t, ztunClient)
	assert.Equal(t, len(fds), 0)

  public static final String RETRY_AFTER = "Retry-After";
  /** The HTTP {@code Server} header field name. */
  public static final String SERVER = "Server";
  /**
   * The HTTP <a href="https://www.w3.org/TR/server-timing/">{@code Server-Timing}</a> header field
   * name.
   *
   * @since 23.6
   */
  public static final String SERVER_TIMING = "Server-Timing";
  /**

  private static Runnable runnableThrowing(final RuntimeException e) {
    return new Runnable() {
      @Override
      public void run() {
        throw e;
      }
    };
  }

  @SuppressWarnings("serial")
  private static class SampleCheckedException extends Exception {}

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## Prerequisites

			expectedErr: errors.New("only one server-side encryption rule is allowed at a time"),
			shouldPass:  false,
		},
		// 4. Invalid XML - master key ID present along with AES256
		{

		if debugPrint {
			fmt.Println(err)
		}
		return err
	}
	if c.shouldConnect() {
		if debugPrint {
			fmt.Println("expected to be client side, not server side")
		}
		return errors.New("grid: expected to be client side, not server side")
	}
	msg := message{
		Op: OpConnectResponse,
	}

	resp := connectResp{
		ID:       c.id,
		Accepted: true,
	}
	err := c.sendMsg(conn, msg, &resp)