19
cdefgab
BAGFEDC
CbCaDCbCbCCbCbabCCbCbabae
B
D
g
e
d
CbCbCb
bbbbbbbbbbbbbbbbbbbbbbbbb
ABCDEFGabcdefg
BAAGFFfdcbcdeadfbcEDCbabbabbebadbbbababABABBABAGBBBBBGEaEDEDEbEDdadcddbdeeeeddeabdddddDDEEE
ccccCCdccaccacccccaaacccc
cacacaaBBBBcCbbbbBAAGGGGG
GFGFGGaaaaFFgGgGbcdefgabbbbbbbbbbbbb
cccccccccbbbbbbbbbaaaaaaaaaaa
AAACBDGcbabcggdfgeefgggggggggcbbbbbbbabbbbbbbbbbbbbAAAAAAAAAAAAAAAAAAAAAAGGGGGGGGGGGGGGGGGGfdfabdgcfFDFAGGFADDDACBBBBCBBBBBCGGFDgggadfefcdaadadeadadadadadaddadaddadadadadaddadadaaddaddaabbgdffgfdb
AAACBDGcbabcggdfgeefggggggBBBCGGFDgggadfefcdaadadeadadadadadaddadaddadadadadaddadadaaddaddaabbgdffgfdbgggcbbbbggggdggggggdfdfdgdfdgddfdfggabcbFGGGGGGGGGGGGGGGGfdfabdgcfFDFAGGFADDDACBBBBCBB
AAACBDGcbabcggdfgeefggggggBBBCGGFDgggadfefcdaadadeadadadadadaddadaddadadadadaddadadaaddaddaabbcccbbbbbbbbggcbbbbggggdgggggbdgcfFDFAGGFAdfdfggabcbFGGGGGGGGGGGGGGGGfdfabdgcfFDFAGGFABCBBgbcgddfg
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