40
30
gggggggggggggggwwgggggggwggggggggggggggg
gggggggggggggggwwgggggggwggggggggggggggg
gggffffffggggggwwgggggggwggggggfffffgggg
ggfggggggggggggwwgggggggwgggggggggggfggg
ggfgfffggggggggwwgggggggwgggggggfffgfggg
ggfgfggggggggggwggggggggggggggggggfgfggg
ggfgfggggggggggwggggggggggggggggggfgfggg
ggfgggggfggfggfggfggfggfggfggfggggggfggg
ggfggggggggggggggggggggggggggggggggggggg
ggggggggggggggggwgggggggwggggggggggggggg
rrrrrggggggggggwwwgggggwwwgggggggggggggg
ggggrggggggggggwwwgggggwwwggggggggggggrr
ggggrrrrrrrrrrrrrrrrrrrrwgggrrrrrrrrrrrg
gggggggggggggggggggggggrrrrrrggggggggggg
ggggggggggggggggwggggggggggggggggggggggg
gggggggggggggggwwwggggggwggggggggggggggg
gggggggggggggggwwwgggggwwwgggggggggggggg
ggggrrrrrrrrrrrrwrrrrrrrwrrrrrrrrrrrrrrr
ggggrggggggggggrrrgggggrrrgggggggggggggg
rrrrrgggfggfggfggfggfgfgggfgggfggggggggg
gggggggggggggggwwwgggggwwggggggggggggggg
gggggfgggggggggwwwgggggwwggggggggfgfgggg
gggfgffggggggggwwwgggggwwggggggffggfgggg
gggfggffggggggggwggggggwwggggggfgggfgggg
gggfgggffgggggggggggggggwgggggfggggfgggg
gggfgggggggggggggggggggggggggggggggfgggg
ggggffffggggggggwgggggggggggggfffffggggg
gggggggggggggggwwggggggwwggggggggggggggg
gggggggggggggggwwggggggwwggggggggggggggg
gggggggggggggggwwggggggwwggggggggggggggg
