17
14
11000000001110
11000000011100
11000000111000
11000001110000
11000011100000
11000111000000
11001110000000
11011110000000
11111111000000
11110111000000
11100011100000
11000001110000
11000000111000
11000000111000
11000000011100
11000000001110
11000000000111
