src/main/java/org/apache/datasketches/characterization/hll/HllAccuracyProfile.java [41:60]:
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    final TgtHllType tgtHllType;
    final String type = prop.mustGet("HLL_tgtHllType");
    if (type.equalsIgnoreCase("HLL4")) { tgtHllType = TgtHllType.HLL_4; }
    else if (type.equalsIgnoreCase("HLL6")) { tgtHllType = TgtHllType.HLL_6; }
    else { tgtHllType = TgtHllType.HLL_8; }

    if (direct) {
      final int bytes = HllSketch.getMaxUpdatableSerializationBytes(lgK, tgtHllType);
      final WritableMemory wmem = WritableMemory.allocate(bytes);
      sketch = new HllSketch(lgK, tgtHllType, wmem);
    } else {
      sketch = new HllSketch(lgK, tgtHllType);
    }
  }

  @Override
  public void doTrial() {
    final int qArrLen = qArr.length;
    sketch.reset(); //reuse the same sketch
    long lastUniques = 0;
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src/main/java/org/apache/datasketches/characterization/hll/HllBoundsAccuracyProfile.java [41:60]:
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    final TgtHllType tgtHllType;
    final String type = prop.mustGet("HLL_tgtHllType");
    if (type.equalsIgnoreCase("HLL4")) { tgtHllType = TgtHllType.HLL_4; }
    else if (type.equalsIgnoreCase("HLL6")) { tgtHllType = TgtHllType.HLL_6; }
    else { tgtHllType = TgtHllType.HLL_8; }

    if (direct) {
      final int bytes = HllSketch.getMaxUpdatableSerializationBytes(lgK, tgtHllType);
      final WritableMemory wmem = WritableMemory.allocate(bytes);
      sketch = new HllSketch(lgK, tgtHllType, wmem);
    } else {
      sketch = new HllSketch(lgK, tgtHllType);
    }
  }

  @Override
  public void doTrial() {
    final int qArrLen = qArr.length;
    sketch.reset(); //reuse the same sketch
    long lastUniques = 0;
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