.......D..D..Z...ZZ..Z......D....Z...............DZ......D..Z.............DZD....D...Z.....Z......Z.Z...ZZ......Z..........Z........Z...ZZ.
......D......ZD.........D........Z..D............Z.........D.............DDZ.D...............Z....Z....Z....Z...D..................ZZ......
.......D.Z........ZD..Z.Z....ZD.....ZZD.Z.Z.............Z.Z........ZZ....DDD...Z....D..D.....D......D....Z...Z.....DD.....Z..........ZZ..Z.
...D........D...............Z.Z....Z.....Z..Z.........................Z.....DD.Z........Z...D.DDZD...ZZZZD.......Z....ZZZ........Z..Z..ZD..
..Z.ZZ..ZZ...ZZDZ.......Z...Z...Z...Z.Z.........Z......Z..DZ.............................Z....Z.Z....Z......Z.Z..........Z......Z.DZ....Z..
........D..D...Z.............D....D.DZ...........Z....Z...D.......Z.D....DZ...Z.D..Z..D.........D...Z.Z..Z....................DD..D......ZZ
..Z.....Z.Z...D...............ZD..........DZDD.ZD............DD...ZD..Z.DD.Z....D........Z.....................................Z........D..
......Z..ZZ.ZD.........Z.........Z......Z....DDZD.....ZZ...D..D...Z.........D..Z.D.................Z.........Z.D.ZZ............D.Z..Z...D.D
...ZZ..DD.....D..Z..Z.Z.......ZZ...D..Z...D.DD..D.........................D.ZZ...Z.Z.Z.Z..Z............Z.............Z......D..Z.D.....Z...
...D...D.......D.....Z.D..D..Z...Z..Z....DD.D.DDD.....................Z...Z.....D....Z.Z.......Z...Z....Z.Z....Z..Z.Z.Z....................
Z.......DD......................Z.....Z.ZD.Z.ZZDDD....D.D...D......D.......Z.....Z.D.............Z.......ZD..Z.Z.Z..Z.....D.......Z..ZZ....
..Z..D.....Z........Z..Z...D.......Z.....ZZ....D.D.ZZ.........ZZ..........Z.............Z..ZZ....Z.............Z.....D.............Z.Z....Z
.Z..Z.............DD.............Z...Z...DD..DD.ZZD............D.....ZZ......Z.........Z..Z.......Z...D..ZD.......D..............Z...Z.....
.....DDZ......Z...Z.....Z...ZZ....Z.........DDDD...D......................Z....Z......................D..Z...Z...Z...Z..ZZ..Z.ZZ...........
...Z........Z..............Z....Z....D.ZZ....Z.Z...D....Z.D.....D..............Z.................Z.........Z...D....D.ZD.....Z.D...........
.Z...D..ZZ..........Z..............Z...........D.ZZD..............Z...............Z....Z................Z.Z........ZZ...DD.........Z......Z
.Z.....D.Z..............D......Z............Z...D.........D..................Z......D....Z...........Z.Z.Z..............Z..................
.....Z.....Z..........ZD...Z..D....Z...D.............Z.......................D....Z...Z.....D..D.Z..DDD......Z..Z...Z......Z...Z.Z.........
....D...........Z..Z.............DD..D..ZZ..........Z.....D....D.........Z...........D.......Z....Z..D..Z...Z...........Z.................D
..D..........Z...........D.Z...Z.D...DZZ...........Z........D.D.....Z...............D.........Z.D....DD.Z.D.............Z..Z.....Z.Z.D.D..D
..D..D.Z.....DZ....D..Z..........Z.................DDZD...............Z..........Z.ZZ..Z.Z..D.ZZ.......Z.ZZZ......Z...............ZZ.Z.....
D....D.D..D....................Z............D..Z....D.....D.D........Z..........Z...........D......DZ...........Z.Z....ZD.Z.Z.............Z
ZD.Z.DDD..Z....ZDZ.Z....Z..Z......DD.......Z.........Z........Z.D...Z.....................Z..Z..........DDD.......Z..D......ZD...........DD
DD...D..............Z...........Z..D...Z...ZZ......Z.....ZZ.........D..Z.ZD........Z.D.D...........Z.Z...Z..................Z...Z........Z.
..DDZD..D.Z.....D.............D.......D..DD......Z......D...ZZZ........D..ZD............Z...ZZ..........Z..DD........Z..Z.......D....D....D
.D.D......D...D...D..Z..............Z..DD...ZZ.........DZ.............Z.Z..Z.....Z.ZDZ......DD.......ZDZD.D.D.....ZZ......Z....D.....D.Z...
....Z.D...Z.D.Z.D..D....Z..D........Z.........DDZ....D....Z..D....ZZ.....D...D......D.....Z......D.ZD.Z..DDZ..Z.....Z...................Z..
..........D.D.Z....D...........Z..Z..........D.Z.Z.Z.....Z....Z.............DZ......Z....D..........D...Z......DZ..Z...................Z.DD
..Z...D.......Z.Z...ZZ........D..................................Z..........D.......D.D.D......Z..........Z....ZZZ...Z..Z..............DD..
D......Z..Z....Z..Z......Z...Z.....D........Z..Z......Z..D....Z....Z...Z.DD....Z..Z...........Z..............D......Z..D...Z...D...........
.Z..........DZ.........D...Z.....Z.D.D..Z.....Z....Z......Z...Z..D...Z.D...............Z......ZZ...D.Z.........D...........................
.................................Z.D........D....Z..Z.....D.Z...............D.ZZ............ZZ...D..Z............D..ZD......Z......Z...Z...
.D.......Z.D.Z.D......D.ZZ.............ZD.......DZDDDD.D...Z..Z.D........D..........Z.....D.Z....DD.Z...Z.ZZ....D..D.D....Z.D.Z............
........D...DD..ZZZZ.........D..D...D...D.D...DD.....Z.D.ZZ.Z.............Z.....D..Z....ZZDD...ZDD..........Z.............Z...ZD...Z......Z
....Z.....D..........Z.................Z..Z......D.DDZ..D........Z.Z..Z.Z.....D.......Z......Z.ZD.D.D..D.......................D...........
.DZ....D.ZDD..D.D...Z...........Z..Z............Z.DD.ZZDD.............ZZ...Z.Z.Z...............DZD..DDZ....Z................ZZ.....D...Z...
..Z.......D.DD.Z......Z....Z.........D.......D...D.................Z.........D..Z...D...D..ZZ.D.............Z.....D...............DZ..Z..Z.
.ZD.........DDD.........Z...Z......D.D.......D..D..D.........Z.........ZZ.ZZ.Z..ZD...ZDZ........D..D..ZZ...Z....DD.D.D...D.......D.D.......
DD.D...Z...........D........ZZZZZZZZZZZDZZDZD.....DDD.Z.......D............Z.....Z..Z............Z.D......Z...........Z.....Z...DD...D..D.Z
.....Z.............Z.....Z..ZZZZZZZZZZ.ZZ.D.Z.DD...DD.D............Z.....Z.ZZ........D........D...........Z..Z..D.Z.......ZZ...Z..D....DD..
......D.....Z.D...DZZ.D.....ZZZZZZZZZ.ZZ...ZD.....D.D..Z..........D.....ZZZ....ZD.........Z..........Z.....ZZZ.Z.....D...DDD......D.....Z.D
.Z.......Z.................D.ZZZDZZZZZZ...D.ZZD........DD..Z....Z..D.....Z...D.....D...D.Z...ZZ......D.Z...ZZ............Z.........D....DZZ
....Z...............D..Z...DZ.ZZZ.ZZZZ...D.ZZ......Z......................D.................D.................D......ZD...D...D..D....Z..D.
..D...Z.Z.......D..........ZZZZZDZ.ZDZ....ZZZZ...D.D..D.....Z..DD.Z.............Z.Z..ZDDZ...ZZ......Z....Z....Z.........Z..ZD....D.........
ZD.Z..............Z..D......ZZZZZ.D.DDD..ZZZZ.........Z........DD.Z.D.Z.Z.......D............Z...Z..................Z.DD...D............Z..
.....ZD.....ZZ..ZZ..........ZZZZZZ.....ZZZDZZDZ..D.Z............D......D.....D....Z.D......Z.............Z.....Z...Z....Z....ZDDD.Z...ZD...
................DD..Z....Z..ZZZZZZD.F.DZZZZZDDZ..Z.Z.......ZZ.Z..D....Z....Z....Z...............ZZ..Z..D..........DZZ...Z....D.....Z.....ZZ
....D................Z.....ZZZZZ.ZD....ZZ.ZZD.D.D........................D....D..Z.Z........Z..Z.......D......Z......D....DDD....D..DD.....
..D.....D.D.................ZZZ..Z.DDD.DZZ.ZZ....Z.....Z...Z...........Z........ZZ.Z.......D............D....Z.........D.........D..Z....D.
Z.D...Z...........DZ.Z...Z..ZZ.D..ZZZZZ.ZZZ.Z.........................D...........D....DZZ....Z.........D.......Z......D....Z...D..........
.............D...D.Z..Z.DD..Z....Z..ZZ.Z.ZZZDD.D...Z.Z.......Z..D..............Z.D..D..D.....Z.....DZ.............Z.Z.......D.....D..D.....
.........ZDD............D..ZDDDDZ...ZZZDZDZZZ.................ZZ.D......Z..ZZ.D.......DZZ.....ZD..ZD..........D.........Z.....DD..Z...Z....
ZD.......Z.D..Z..ZZ.....Z...ZZD....ZZ.ZZZZZZZ..Z........Z............D.D....DDD.D....Z.......ZZ.....ZZ.Z.Z............D.......DD....D..Z...
..Z............Z.....D...ZD.DZ.DD.ZZZDDZZZZZZ......................Z.Z..D..DDDD..D.......ZZ....Z.D..Z....Z..D.......D.......Z...DZ.......D.
...........DZ..DZ.....Z.....Z.ZDD..ZZDZZZZZZZ...D........Z.....ZZ....Z...D..DDDDD...Z.ZD......Z....Z...............D.......Z.....D.........
D...Z.......Z..........D....D.D.D.....Z.........D....Z.......Z........Z...DD.DDD............ZD..........D.DZ.Z.....Z..Z.............Z.DD..D
..............Z................................D..Z.D...................DDDDDDDDD.D.Z..............DZ.....Z....D..........Z......Z........D
.....Z.ZZD.....D...Z......Z....D.......................D.........Z......DD.DD..D.DDDDD..Z.Z...Z....................Z..D.......Z.....D......
.................D....Z.................................Z.DZ.....D......Z........DD..Z...D.Z.............Z.............Z.............Z.....
.....Z......Z.......Z..D..........Z..Z...........Z...Z..D..Z.D.Z...........D.D.........Z.D..............D...............Z....Z....D....Z...
Z...........D.Z...Z.............Z.D...........D.......Z....................D...D.D....Z.DZ........D..........Z..D....Z.....Z.Z.......ZZ....
.Z........ZZ....D..............................Z...Z........D....ZZ...Z...DDDDD..DDDZ.........D..Z.....ZZ..............D.........Z...D.....
.Z.....D....ZD...........D......D......DZ....Z..D...Z...........D..Z.D.D.DZ.D.ZD.........D......Z..........Z....DD.......Z.D..........D....
........Z...ZZ.D.....................................Z.Z.D.......DZ..DD.....D....D.......D...DD.................D....Z.D....Z..............
Z............................................Z...Z......Z.Z.....Z.D....Z....D......Z............D..Z...............Z.....................Z.
..ZZ..D.....Z...ZZZZDZZZ.ZZ.........D......D..D.DZ....D..........D..Z.D........................D...............Z.......D........ZDDZ.......
D..Z..D.........ZZZZZ.DZZZ.Z..Z..D.D..Z...Z...D...DD.Z..Z....Z........ZZD......................DD............ZDZ.......D.Z.D.....Z....DZ.Z.
.....Z..Z.......ZDZZZZ..DZZ.ZZ...D............D.....D.ZDZ.......DDD.......Z.D.....Z..Z.....ZZ....................Z.................D.....Z.
.....ZZZ.....ZD.ZZ.ZZZZ.ZZZZZ.Z..............DDDDD...D....Z...........D........Z..D..Z......Z........................Z.......Z...ZZ..Z....D
D.........Z..Z..ZZZ.ZZZZZZZZZDZ.Z........Z....DD.....D..........DD.........Z.....Z.....Z...........Z..Z..DD..DDD........Z.....Z..Z.........
....D...........DDZZ.ZZZZZZZ.ZZZZ...Z.....DDDDD.D..Z.....ZZ...DZ.Z.D......D..Z...............Z.....Z.D...................Z......Z.Z.D......
...Z......Z.ZDDDDDDDD.DZDZZ.DZZZZ..........DD..ZD..Z..Z..Z..Z......ZDD.....D......ZZ..Z....ZZZZZZZZZZZZZZ..Z.D..Z..Z.......................
Z............DDD......ZDDD.ZZZZZZD........DDDD.ZD.DDDZ.......Z.Z.D....Z.D.D......D........ZZZZZZZZZZZZDZ.ZZDDD.D....DZ..........D...D......
....ZZ......ZD.D.DD..ZZDWDDZZZZZZ.D......DDDD....D.ZD.........D...D..D.ZD..ZD.....D......DZZZZZZZZZZZ.Z.ZZ.D.D...DD.....D...Z..........Z...
.....Z......ZDD.ZZD.D.ZDD.DDZZZZZ........DDDD.D...............D............Z........Z....DZDZZZZZZZZ.Z.ZD..D.....D.....DD.......ZD.........
..ZDZ..Z.D..DDD.ZD.D...ZDDDZ.ZZZZ.........DD....D.DD..D...D......D.......D..Z........Z....DD.ZZDZZZZZZZD...Z.....DD.D.DD...D..........Z....
...Z.........D..Z.....Z.ZDDZZDZZZ........DZ.DD..DDZ..........D...Z...............Z........ZD.DZZDDDDDD.D..ZZ............Z..................
..D.Z.........D.DD.DDZ..ZZZZZZZZZ.........DDDDD.D.Z.Z.D.Z..D...DZ......D.Z.....D..........ZD...ZD.DD.D...DZD..DZD.D..ZDDD.DDD....Z.........
..........Z.DD..DDD.ZD.ZZDZDZZ.ZZ...........D...D......D...Z...Z.DZ.......D...ZZZ...Z.....ZZ....D.DD...Z.Z.ZD......Z.....D..Z............Z.
.Z...Z.......DZ.ZDDZZDZZZZZZZZZ.Z...........DZ.Z.D...D.DZ..Z........Z............ZD.....D.ZZZ......CD.D.ZZDD.D.D..DD..Z.......Z.Z.Z...D....
..........D....ZZZZZZZ.DZZZZZZZZ......D...........D....Z......................D........D..ZZZZDZDDC...DZZZZZ.........Z.....................
..D.Z...Z..Z.D..ZZZZZDDZDDZZZZZZZD.....Z.D.........D..............Z.Z..Z......Z...........ZZZDZDD..C.DDZZZDZZZ......Z...D.D....D..Z.......Z
..ZZ...Z.....ZD.....ZD.D.....Z........D...Z...Z....ZZ....ZD.D..............ZZZZ.Z.....Z..DZZZZ.ZDD..D.D.ZZZZ..D........D......Z.........Z..
.........Z.........ZD.............Z..D......D....D............Z...........D...Z.Z....D...ZZZZDZZDD...DD..ZZZ...D......DZ.......Z.Z.........
ZZZZ............D......D.D...................D.....D.........Z...........Z................ZZZZZZDDDDDD.Z.DZZ........Z.D.Z.....D....ZZ.....Z
........Z.ZZZZZ.........Z.............Z.....ZD....D......ZD.....ZZ.......D.........Z...DD.ZZZZZ.ZZZZDZZ.Z.ZZ.........Z.......Z...D.....Z...
...Z.......Z..Z...Z......Z.............DDD...Z........................D...............Z...ZZZZ.ZZZZZZZZZDZDZ......Z.......DD........Z......
.........Z..Z.Z.....ZZ.Z..............D.D...................Z.Z...ZZ.DZ..Z..Z......D....D.ZZZDZ..ZZZZZZZZZZZ.........Z.....D.....Z....ZZ..Z
ZZ.....D.................Z.........................ZZ........Z........D.D.......D.........ZZZZ..ZZZZZZZZZZZZ......Z.......DDD..D.....Z.....
ZZ....Z.Z.....Z.Z.........Z..D.Z.ZZ....Z...ZDD....D..Z.Z.......Z..D.D............Z.....D...ZZ.DZZZZZZZZZZZZZD.......D..Z...D..Z.D..Z.....ZD
..Z.............ZD.......Z..........Z.......Z..Z.Z..........Z................Z...............DDD..Z.....D................Z..........Z......
..............Z.......Z.D.....Z...ZZ..DZ.....DD...........D...D.DD..Z...Z...DD......Z...Z...........Z.........D...Z......ZDD...............
.Z...............ZZD...........Z.........ZDZ....ZD........Z.....DD...Z......D.......D.Z..Z.Z..................ZDD.Z.D....D......DZ.ZZZ.....
......D..ZZ.D...............Z..D..D..Z.......Z...D...D.....D....D...........ZZ..............ZZ..................DD........Z...DDD..........
.....ZZ......Z.......Z.....Z...............DD....D..DD.......ZD...D...D.....Z.......D.....Z.....Z..Z....Z.......Z..DZD.....................
....D..ZD.Z.Z.....Z...Z...........D...........Z.....DD.........Z......D..........Z.....ZZ..D...Z.....D.........Z.....ZDD.......Z.D...DZ....
..DZ....D.........Z..Z.......DZ..ZZ...D.....ZZ...D...D....D......D.............Z............Z.D.........D..........Z...D...............D...
...Z..............ZZ..Z....D.DZZ.................D............DZ..Z.......Z............Z......D.D....Z......ZD..D..............D....Z......
...ZD..Z.........Z...Z....Z.Z...Z..D..Z......ZZ....Z....Z............D....Z............Z.........DD......D...............D....DZ.....D.....
.....D..Z..Z.....Z.Z.Z...Z...DD...D.D.............Z....D.D......D...D.D.Z..Z......................DD.Z....D..........DD.......Z.ZDZ..Z.....
...............Z...........Z..Z.Z.ZD.Z..Z...........Z.Z.....Z.Z....................Z..Z.........Z...........Z..D...Z........Z...........D.D
..D..Z.....D...Z........Z.Z........D....ZD...................Z.Z.Z....Z.......................Z..ZZ.......D.D.....D......Z.D.D.....D..Z....
....ZZ......Z..........Z.......D...........D.Z..DZDDZD......ZZ..Z..Z.......Z.....Z...........Z.........D..D.D...DZD.D..........Z...Z.......
.....Z.......................Z......Z.Z...D.DD......Z...DZ..D.Z.......D....Z.....Z.ZZ......Z.ZZ.Z..Z............D..DZ...Z...Z............Z.
.Z....Z...Z....D....DZ.......Z.Z.....Z.Z...Z..D..DZDD.....Z...........D.Z.......D................Z.............Z.....Z.....D............DZ.
...Z......D.Z.........Z..........Z.......D.....DD......D....................D.Z................Z.............DD......DZ..............D.....
..D........Z..Z..ZD..............D..........D........Z....D...Z.....Z....DD................Z......Z.Z...............D.Z.........Z.Z........
...ZZ....Z...............Z..Z.Z...........Z....Z.Z..Z..........DD.......Z...DZ.......ZZZDZ.......Z...Z.......Z........D......D..D.D.DDDD...
...Z........DZ...........D.....ZZ..D........Z..DD.D..D.............Z...Z..........Z....D..........Z.....D.D..Z.Z...Z...ZZDD......Z.DDDD....
.......D.....Z.....ZZ...........Z..............D................D.DD...........Z.Z.....Z.........Z.....ZD......ZZ..........D.D.......D...Z.
...ZD.D.....D.D.Z.........D..Z.D...Z........D...........Z....Z...........D...D....Z.......Z....ZZ...ZZ...D.D...Z...........Z...........D...
D.....................Z.Z..DZ.....Z.ZD.......Z.DDD....Z...Z..Z...........Z.....Z.DZ..................Z....Z..D.Z.............Z.D.DZ..Z...D.
..Z...Z.......................Z.........D.....Z.ZD............DD.....D...D.....Z.....ZD.Z..ZD....Z.Z....Z...Z..........Z......D..D.D.D..DDZ
.......Z..Z.D..ZD.Z............Z....Z..........................D.....D.............DD.......D.....D..Z..Z.Z..............D.Z...D..D....D...
......Z.Z..Z..ZZ.Z............D..............Z.......Z.Z...D.......Z...D...Z........DD.........Z...ZD.....D.....Z..Z....ZD.D..Z..DDD.D.Z.D.
..ZZ........D.................Z..............ZZD......Z.......Z.D.Z...D........D....DZZDD...Z....Z.....Z.Z..DD...Z..Z.Z.Z..DDD.Z.....Z...Z.
..............Z.ZZ..Z.D..Z.Z.D..Z..ZZ.ZZ.Z....................DD.D...Z...Z..........D........Z.........................D.DZDZD.......D...D.
D......Z..D....D.Z...Z..........Z.......Z......Z.........Z....Z.....Z...D......D...Z....ZD.........Z.....Z..Z.Z..............ZD.Z.D..Z.D...
Z.Z..D.DD..D...........DZ............Z.ZZ.....Z..........Z....DZ....DD.ZZ.D.......Z.......Z...D.Z...........Z....D.Z....D.........Z.....D.D
....D.....D.D..D...........Z..D...Z..Z.........Z...Z....D.......D.D.....Z....Z.....D....D.....ZDZ.Z.Z.......D..........Z.DD..D.D..Z........
..Z...Z.D...DDD......DZZ......D.............Z...Z.D....Z.......D...ZD..Z................DD....Z..Z.......Z...Z...........................DD
........ZD..DDZ.D........Z.....Z...Z...Z.........Z......D......D.......D...ZZ............D......DZ.........................Z..ZZ...D..Z..D.
DZ.Z...ZZDZ..DDZDZ...Z.......Z..DZ.......Z...ZZ.Z...D.....ZZ.ZD......D.....D.....Z.Z.......Z.......Z.............Z.Z....D..Z.....D.Z......Z
.Z....Z..Z...D..D.Z..Z.......Z.Z......ZZ..Z........Z......DZ..Z..Z....Z..Z....Z.............ZD.......DZ.......ZD.Z.Z...Z.Z......Z....Z..Z..
Z.......D.ZZ.D..Z.Z....D.D...........................D.Z.........D.Z........Z..D.D.........Z.ZZ..D..DD...............Z...Z.Z....D...Z......
..Z......DDD................Z........D.......Z....D....Z........Z..Z..Z..D..................Z.Z.....D...........Z...ZZZ....D..Z.D..........
..DZ...D..ZDDZD.ZZ....Z...D.................Z.DD...ZZ......Z..........DZD..ZZ.DZ.........Z......DD....Z.Z....Z.............................
...........Z.......D.....Z..Z..Z..ZZ.....D....Z...Z..............Z.Z.ZZ.Z...ZZZ.Z..D.....D...Z.D..DZZZ.....ZZ....Z............Z............
ZDZ....Z.Z..ZD...DD......Z..Z..Z.......Z.D.....Z.....DZ.DZ..Z.Z..........Z.......Z......D...Z....DZ.Z....Z.....ZZ.................ZZ.Z....Z
Z..........D..Z.....ZD....Z.ZZ.Z..DZD.D....Z......Z..Z.DD...Z........Z.Z.....Z....................D........Z........DD..Z...Z....Z..Z.Z....
.......ZZ..............Z............ZZ....Z.Z...Z..............Z.D.........Z...................D.......D.......Z.....Z..Z..ZDZ........ZZ..Z
.........D....Z......D.Z.D......Z...................D..........Z.Z..Z.D..................D..DZD...DD........Z...Z....Z..........D..........
DZ...Z..ZDZ.....Z.D...........ZZ.Z....Z.D.D.......Z....Z...Z.......D..Z...DZ...Z..D.ZD...D....Z....Z....Z.Z....Z.D...........DD.DZ.....D..Z
..Z...........Z........ZZ.......D.....DD...D.....DDD..Z..Z...ZZ.Z.....D.Z.............Z......D.......Z....ZZ.Z........DD...D..DZ....D.Z...D
Z.Z..Z.DZ.........Z.ZD...D.....Z.Z...D..D.D.....ZDZ..D................D......Z.............DD.Z.................D.D.......D...DD.Z..ZD.....
D..............Z.Z......Z.D.......Z....Z.Z......ZDZ......Z.................Z...........Z...D.D................Z........Z..........DZ.D.....
.Z.Z...Z.....ZZ.........ZZZ..D..Z.Z......D.Z.D.....Z..Z..Z.................D..Z.Z....Z..............................Z...Z..ZZ..Z......Z....
....Z..Z....D......Z......Z...............DZD..............Z....ZZ.....Z.....D.............D.ZZ........Z....Z.......D.....Z.Z...Z....Z..D..
...D....Z..Z.Z.ZZ.Z..D...Z......DZ...........ZZ.D................Z.....DZ.D..D.....D..Z......DD...D..ZD..Z......Z......Z....Z.Z...Z.Z.Z.Z..