are there more than one image ???
ex:
4
1 1
1 2
3 2
3 3

I think, no. The second test has another representation of the picture. Something like this
2 3
RT,
RT,
,
B,
,
.

Good Luck!)

Edited by author 11.11.2006 15:42

Edited by author 28.10.2007 23:20

Edited by author 28.10.2007 23:20

thank you very much.I thought that the input would be like  sample input given.