000000000000000000
000000000000000000
000200000000000000
000000000000000000
000000000000000000
0000000000000d0000
000000000000000000
000000000000000000
0000000b0000030000
00000000000b0a0000

222222222222222222
222222222222222222
222002000020002222
22200b000020c02222
222042000080c02222
222002000020c02222
222222000200002222
22200b000022222222
2220420000b0002222
222002000020002222

8
7
1