public class TestPair {
	
	public static void main(String[] args) {

		Integer i1, i2;
		i1 = new Integer(15);
		i2 = new Integer(21);

		PairArray<Integer> p1;
		p1 = new PairArray<Integer>(i1, i2);

		String s1, s2;
		s1 = new String("M");
		s2 = new String("T");

		Pair<String> p2;
		p2 = new PairVar<String>(s1, s2);

		i2 = p1.getFirst();

	}
}