17
17
11111000000011111
11111000000011111
11111100000111111
11111100000111111
11101100000110111
11101110001110111
11101110001110111
11100110001100111
11100111011100111
11100111011100111
11100111011100111
11100011011000111
11100011111000111
11100011111000111
11100011111000111
11100001110000111
11100001110000111
