import java.util.BitSet;

public class BitSetGet {
    public static void main(String[] args) {
        BitSet bitSet = new BitSet();
        bitSet.set(Integer.MAX_VALUE);
        bitSet.set(999);
        BitSet result = bitSet.get(0,1000);
        System.out.println(result.length());
        System.out.println(result.size());
        System.out.println(result.get(999));
    }
}