14 lines
No EOL
454 B
Haskell
14 lines
No EOL
454 B
Haskell
import Data.Either
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e=[]:e
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a=m.m.m.k
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h=any$all i
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a?b|c a,i b=b|let=l 0
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k d i|i==l d=r d|let=i
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w p=head.rights.p
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(x:y)#f=m(x!)(a x f):y#a x f
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v[]=[];v s=tail(take 6 s):v(drop 6 s)
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s(v:t)|'.'>v=[]:s t|(x:u)<-s t=(v:x):u
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p(x:y)=m read(s x)#v(m(m(l.read).words)y)
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m=map;r=pure;l=Left;c=isLeft;z=zipWith;i=isRight
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x!d|h d||h(foldr(z(:))e d)=r$(x*)$sum$lefts=<<d|let=l 0
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main=interact$show.((,).w((\(b,h:_)->z(?)(last b)h).span(any c))<*>w(filter i=<<)).p.lines |