DDDDDDDDDDDDDDDDDDDD
DDDDDDDDDDDDDD
.............................
DDDDDDDDDDDDDDDDDDDDD
DDDDDDDDDDDDDDDDDDDDD
...............................
2222222222222222
DDDDDDDDDDDDDDDDDDDDDD
..........................
222222222222222222
..............................
DDDDDDDDDDDDDDDDDDD
................................
......................
DDDDDDDDDDDDDDDDDD
DDDDDDDDDDDDDDD
…………………
000000000000000000000000000
0000000000000000000000000
………………