20
11
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
00000000011
11000000011
11000000011
11100000011
01100000110
01111111110
00011111000
