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xxxxxxxxxxxxxxxxxxxx
x+.....xxx...x..x..x
x.x.x..x..o..o.....x
xxxxx.....x.o.oxox.x
x=x==x....xxo.o....x
x=====....o...x...xx
x=====....xxxoxxoxxx
x=x==x....o....x...x
xxxxx.....x..xo..o.x
xxxxx..x..o....o.o.x
xxxxx..x..x..x..x..x
xxxxxxxxxxxxxxxxxxxx
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