CCCCCCCCCCCCCCC
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
gggggggggggggggggggggggggggggggggggggggg
ffffffffffffffffffffffffffffffffffffffff