assertEquals(replicatedMinValue, (Integer) minValue);
    removeFromReplica(replica, replicatedMinValue);
  }

  private static void removeMaxFromReplica(
      SortedMap<Integer, AtomicInteger> replica, int maxValue) {
    Integer replicatedMaxValue = replica.lastKey();
    assertTrue("maxValue is incorrect", replicatedMaxValue == maxValue);
    removeFromReplica(replica, replicatedMaxValue);
  }