/**
 * A helper class for the maze solver
 * 
 * @author geoffreytowell Created: Sep 2019
 *
 */
public class Coordinate {
    /**
     * The location on the first dimension of the maze
     */
    private final int d1;

    /**
     * The location along the second dimension of the maze
     */
    private final int d2;

    /**
     * Construct a coordinate using the given dimensions
     * 
     * @param d1
     * @param d2
     */
    public Coordinate(int d1, int d2) {
        this.d1 = d1;
        this.d2 = d2;
    }

    /**
     * Construct a coordinate by adding the two given coordinates
     * 
     * @param starter
     * @param adder
     */
    public Coordinate(Coordinate starter, Coordinate adder) {
        this.d1 = starter.getD1() + adder.getD1();
        this.d2 = starter.getD2() + adder.getD2();
    }

    public int getD1() {
        return d1;
    }

    public int getD2() {
        return d2;
    }

    @Override
    public String toString() {
        return "<" + d1 + "," + d2 + ">";
    }

}