Laba

public class Test {
    public static void main(String[] args) {
        Queen a = new Queen('a', 1);
        Queen b = new Queen('b', 2);
        Desk d = new Desk(a, b);
        System.out.println(d);
    }
}

//////////////////////////////////////////////////

public class Queen {
    private char x;
    private int y;
    public Queen (char x, int y){
        this.x=x;
        this.y=y;
    }
    public char getX(){
        return x;
    }
    public int getY(){
        return y;
    }

    public String toString() {
        return x + " " + y;
    }
}

/////////////////////////////////////////////////////////

public class Desk {
    private Queen x;
    private Queen y;
    public Desk (Queen x, Queen y){
        this.x=x;
        this.y=y;
    }
    public Queen getX(){
        return x;
    }
    public Queen getY(){
        return y;
    }
    public static boolean check(Queen a, Queen b){
        if (a.getX() == b.getX() ||
                a.getY() == b.getY() ||
                Math.abs((int)a.getX() - (int)b.getX()) == Math.abs(a.getY() - b.getY())) return true;
        else return false;
    }
    public String toString(){
        if (check(x, y)) return "Queen " + x + " beats queen " + y;
        else return "Queen " + x + " doesn't beat " + " queen " + y;
    }
}