8 lines
No EOL
304 B
Haskell
8 lines
No EOL
304 B
Haskell
import Data.List
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e=fromEnum
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n%(h:t)|h`elem`"([{<"=(h:n)%t|i:s<-n,abs(e h-e i)<3=s%t|let=(0,a[h])
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n%_=(foldl((.b).(+).(5*))0 n,0)
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a")"=3;a"]"=57;a"}"=1197;a">"=25137;a _=0
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b '('=1;b '['=2;b '{'=3;b _=4
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m l=l!!(length l`div`2)
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main=interact$show.((,).m.filter(>0).sort.map fst<*>sum.map snd).map(""%).lines |