Tak z _FIXED_ by leonid

#!ruby -na
h={}
t=proc{|x,y,z|h[[x,y,z]]||=x>y ?t[t[x-5,y,z],t[y-5,z,x],t[z-5,x,y]]:z}
p t[*$F.map(&:to_i)]

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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