G?????????
G????????G
GG???????G
GGG??????G
GGGG?????G
GGGGG????G
GGGGGG???G
GGGGGGG??G
GGGGGGGG?G
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
GGGGGGGGGG
1 10 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 
GGGGGGGGGG