游戏拼图。将一块图片分成九块，一次仅能移动一块靠近空白的图片，只能将分块拼成完整一张图片。代码短小精悍，易学易用。-Puzzle. A picture is divided into nine time only moves a near blank picture, only the block makes up a complete picture. Code dapper, easy to learn and use.

用四叉部分原则将图像分割成具有相同属性的子块，并运用队列将分割的子块恢复为原来的图像-Some principles with quad image is divided into sub-blocks that have the same attributes, and the use of sub-block queue will split revert to the original image