@@ -0,0 +1,493 @@
+package rubys.ninja.experiments.zahlenpuzzle.board;%0A%0Apublic class BoardSize %7B%0A    private Integer width;%0A    private Integer height;%0A%0A    public BoardSize(Integer width, Integer height) throws Exception %7B%0A        if (width %3C 0 %7C%7C height %3C 0)%0A            throw new Exception(%22Size cannot be negative%22);%0A%0A        this.width = width;%0A        this.height = height;%0A    %7D%0A%0A    public Integer getWidth() %7B%0A        return width;%0A    %7D%0A%0A    public Integer getHeight() %7B%0A        return height;%0A    %7D%0A%7D%0A

Implement BoardSize