return a + b;
    }

    /**
     * Safe integer multiplication with overflow check
     *
     * @param a first operand
     * @param b second operand
     * @return product of a and b
     * @throws ArithmeticException if overflow occurs
     */
    public static int safeMultiply(int a, int b) {
        validateIntegerMultiplication(a, b, "Multiplication");
        return a * b;
    }

        String result = notifyChange.toString();

        assertNotNull(result);
        // Hexdump.toHexString uses uppercase and produces only the specified width
        // Note: completionFilter is displayed with 4 hex chars, not 8
        assertTrue(result.contains("fid=0x0000"));

      with Licensor regarding such Contributions.

   6. Trademarks. This License does not grant permission to use the trade
      names, trademarks, service marks, or product names of the Licensor,
      except as required for reasonable and customary use in describing the
      origin of the Work and reproducing the content of the NOTICE file.

      with Licensor regarding such Contributions.

   6. Trademarks. This License does not grant permission to use the trade
      names, trademarks, service marks, or product names of the Licensor,
      except as required for reasonable and customary use in describing the
      origin of the Work and reproducing the content of the NOTICE file.

      with Licensor regarding such Contributions.

   6. Trademarks. This License does not grant permission to use the trade
      names, trademarks, service marks, or product names of the Licensor,
      except as required for reasonable and customary use in describing the
      origin of the Work and reproducing the content of the NOTICE file.

      with Licensor regarding such Contributions.

   6. Trademarks. This License does not grant permission to use the trade
      names, trademarks, service marks, or product names of the Licensor,
      except as required for reasonable and customary use in describing the
      origin of the Work and reproducing the content of the NOTICE file.

      with Licensor regarding such Contributions.

   6. Trademarks. This License does not grant permission to use the trade
      names, trademarks, service marks, or product names of the Licensor,
      except as required for reasonable and customary use in describing the
      origin of the Work and reproducing the content of the NOTICE file.

      with Licensor regarding such Contributions.

   6. Trademarks. This License does not grant permission to use the trade
      names, trademarks, service marks, or product names of the Licensor,
      except as required for reasonable and customary use in describing the
      origin of the Work and reproducing the content of the NOTICE file.

        NegTokenInit parsed = new NegTokenInit(token);
        assertEquals(flags, parsed.getContextFlags(), "Context flags should parse from DER BIT STRING");
    }

    @Test
    @DisplayName("Sanity: toByteArray produces APPLICATION class wrapper and valid structure")
    void testToByteArrayStructureSanity() throws Exception {
        NegTokenInit init =

   *     in the input collection to that value
   * @throws IllegalArgumentException if {@code keyFunction} produces the same key for more than one
   *     value in the input collection
   * @throws NullPointerException if any element of {@code values} is {@code null}, or if {@code
   *     keyFunction} produces {@code null} for any value
   */
  @CanIgnoreReturnValue
  public static <K, V> ImmutableMap<K, V> uniqueIndex(