import java.util.*;

public class BitSetExample {
	public static void main(String args[]) {
		BitSet bits1 = new BitSet(16);
		BitSet bits2 = new BitSet(16);

		// set some bits
		for (int i = 0; i < 16; i++) {
			if ((i % 2) == 0)
				bits1.set(i);
			if ((i % 5) != 0)
				bits2.set(i);
		}
		System.out.println("Initial pattern in bits1: ");
		System.out.println(bits1);
		System.out.println("\nInitial pattern in bits2: ");
		System.out.println(bits2);

		// AND bits
		bits2.and(bits1);
		System.out.println("\nbits2 AND bits1: ");
		System.out.println(bits2);

		// OR bits
		bits2.or(bits1);
		System.out.println("\nbits2 OR bits1: ");
		System.out.println(bits2);

		// XOR bits
		bits2.xor(bits1);
		System.out.println("\nbits2 XOR bits1: ");
		System.out.println(bits2);
	}

}