.i 9
.o 26
.s 5
1--------   1    2  11000000000000000000000000
0--------   1    1  11000000000000000000000000
-1-------   2    3  01000000000000000000000000
-0-------   2    2  01000000000000000000000000
---------   3    4  01100000000000000000000000
--1------   4    5  01011000000000000000000000
--0------   4    4  01011000000000000000000000
-1-------   5    6  01000000000000000000000000
-0-------   5    5  01000000000000000000000000
---------   6    7  00100000000000000000000000
--1------   7    8  01000111000000000000000000
--0------   7    7  01000111000000000000000000
-1-------   8    9  01000000000000000000000000
-0-------   8    8  01000000000000000000000000
---------   9   10  00100000000000000000000000
-1-------  10   11  00000000100000000000000000
-0-------  10   10  00000000100000000000000000
---1-----  11   12  00000000000000000000000000
---0-----  11    1  00000000000000000000000000
---------  12   13  00100000000000000000000000
-1-------  13   14  00000000000000000000000000
-0-------  13   13  00000000000000000000000000
---------  14   15  00000000010000000000000000
----1----  15   16  00000000001000000000000000
----0----  15   13  00000000001000000000000000
---------  16   17  00000000001000000000000000
-1-------  17   18  00000000000000000000000000
-0-------  17   17  00000000000000000000000000
---------  18   19  00000000000110000000000000
-----1---  19   20  00000000000001100000000000
-----0---  19   27  00000000000001100000000000
--1------  20   21  00000000000000011100000000
--0------  20   20  00000000000000011100000000
------1--  21   22  00000000000000000000000000
------0--  21   23  00000000000000000000000000
--1------  22   23  00000000000000001111111000
--0------  22   22  00000000000000001111111000
-------1-  23   24  00000000000000000000000000
-------0-  23   25  00000000000000000000000000
--1------  24   25  00000000000000001110100000
--0------  24   24  00000000000000001110100000
--------1  25   26  00000000000000000000000000
--------0  25   27  00000000000000000000000000
--1------  26   27  00000000000000001110100110
--0------  26   26  00000000000000001110100110
---------  27   28  01000000000010000000000000
--1------  28   0  01000000000000000000000001
--0------  28   28  01000000000000000000000001
---------  0    1  01000000000000000000000000