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Day 5v2: 265

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Christoph Stahl 2021-12-05 22:52:33 +01:00
parent aff7713c68
commit 2de92980fd
1 changed files with 5 additions and 5 deletions
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10
d5golf2.hs
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@ -1,7 +1,7 @@
import Data.List
m=map;l=length;f=filter
v[a,b]=or$zipWith(==)a b
x?y|x>y=x-1|x<y=x+1|let=x
x?y=x+signum(y-x)
v i[a,b]=i$w(==)a b
m=map;l=length;f=filter;w=zipWith
z a|(x,_:y)<-break(<'.')a=m read[x,y]
n[f@[x,y],d@[a,b]]|x==a,y==b=[f]|let=f:n[[x?a,y?b],d]
main=interact$show.m(l.f(>1).m l.group.sort.(n=<<)).(\x->[x,f v x]).m(m z.f(>".").words).lines
n[f,d]|v and[f,d]=[f]|let=f:n[w(?)f d,d]
main=interact$show.m(l.f(>1).m l.group.sort.(n=<<)).(\x->[x,f(v or)x]).m(m z.f(>".").words).lines