return listProduct(bignums).shiftLeft(shift);
  }

  static BigInteger listProduct(List<BigInteger> nums) {
    return listProduct(nums, 0, nums.size());
  }

  static BigInteger listProduct(List<BigInteger> nums, int start, int end) {
    switch (end - start) {
      case 0:
        return BigInteger.ONE;
      case 1:
        return nums.get(start);
      case 2:

            return new ForwardingRunnable(runnable) {
              @Override
              public boolean equals(@Nullable Object o) {
                if (o instanceof ForwardingRunnable) {
                  ForwardingRunnable that = (ForwardingRunnable) o;
                  return runnable.equals(that.runnable);
                }
                return false;
              }

      result += matcher.countIn(teststring);
    }
    return result;
  }

  @Benchmark
  public int collapseFrom(int reps) {
    int result = 0;
    CharMatcher matcher = this.matcher;
    String teststring = this.teststring;
    for (int i = 0; i < reps; i++) {
      result += System.identityHashCode(matcher.collapseFrom(teststring, ' '));
    }
    return result;
  }

    }
  }

  private static boolean isAndroid() {
    return System.getProperty("java.runtime.name", "").contains("Android");
  }

  private static boolean isWindows() {
    return OS_NAME.value().startsWith("Windows");
  }

  private static boolean isJava8() {
    return JAVA_SPECIFICATION_VERSION.value().equals("1.8");
  }

      result += matcher.countIn(teststring);
    }
    return result;
  }

  @Benchmark
  public int collapseFrom(int reps) {
    int result = 0;
    CharMatcher matcher = this.matcher;
    String teststring = this.teststring;
    for (int i = 0; i < reps; i++) {
      result += System.identityHashCode(matcher.collapseFrom(teststring, ' '));
    }
    return result;
  }

        int ai = arr.length;
        while (ai-- > 0) {
            arr[ai] = HEXCHARS[value & 0xF];
            value >>>= 4;
        }
        return new String(arr);
    }
    private static byte B(int i) { return (byte)(i & 0xFF); }
    private static short S(int i) { return (short)(i & 0xFFFF); }

    public UUID(rpc.uuid_t uuid) {
        time_low = uuid.time_low;
        time_mid = uuid.time_mid;

     *
     * @return the underlying {@code Path}, or {@code null} if this source is not backed by a file
     */
    @Nullable
    Path getPath();

    /**
     * Creates a new byte stream to the source contents.
     * Closing the returned stream is the responsibility of the caller.
     *
     * @return a byte stream to the source contents, never {@code null}

    public NavigableSet<E> elementSet() {
      return new StandardElementSet();
    }

    @Override
    public Entry<E> firstEntry() {
      return standardFirstEntry();
    }

    @Override
    public Entry<E> lastEntry() {
      return standardLastEntry();
    }

    @Override
    public Entry<E> pollFirstEntry() {
      return standardPollFirstEntry();
    }

    @Override

    }

    String getId() { return id }

    String getName() { return className }

    String getSimpleName() { return simpleName }

    boolean isDeprecated() {
        return classMetaData.deprecated
    }

    boolean isIncubating() {
        return classMetaData.incubating
    }

    boolean isReplaced() {
        return classMetaData.replaced
    }

    @Override

        return this;
      }
    }

    @Override
    public int compareTo(Cut<Comparable<?>> o) {
      return (o == this) ? 0 : -1;
    }

    @Override
    public int hashCode() {
      return System.identityHashCode(this);
    }

    @Override
    public String toString() {
      return "-\u221e";
    }

    private Object readResolve() {
      return INSTANCE;
    }