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如圖：在網絡上看搜到一個大佬寫俄羅斯方塊的程序，看到這句語言有點轉不過彎來了。其中D區數據是隨機產生的一種圖，不明白是D0到D7 與      D8.6,D8.7,D8.8.D8.9  D9.6,D9.7,D9.8.D9.9    D10.6,D10.7,D10.8.D10.9    D11.6,D11.7,D11.8.D11.9是對應上 的，D區是我自己為了仿真看效果定義的。煩請大佬們幫忙分析一下。謝過了。

                                                                                                                                                                                                                                          

                                                                                                                                                                                                                                           

平面坐標系,X軸(0,1,2,3),Y軸(0,1,2,3)