public class PairVar implements Pair {

    private int first;
    private int second;

    public PairVar(int firstInit, int secondInit) {
	first = firstInit;
	second = secondInit;
    }

    public int getFirst() {
	return first;
    }

    public int getSecond() {
	return second;
    }

    public void setFirst(int value) {
	first = value;
    }

    public void setSecond(int value) {
	second = value;
    }

}