dnf异界异次元裂缝任务:有理数的巧算

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1111...11222...22/3333...3=?
{2001个1}{2001个2}{2001个3}

1111...11222...22/3333.....33
=(111...1100...00+222...22)/(1111..11*3)
=((1111...1100..00/11...111)+(222...22)/111..11))/3
=(100..00+2)/3
=(99..99+3)/3
=333...33+1
=333...34
(2000个3)
只是把数换一下就好了!