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Part 2 for day 6 done as well

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This commit is contained in:
Daniel Flanagan 2020-12-05 23:20:16 -06:00
parent e43a036788
commit ecff477d6e
Signed by: lytedev
GPG key ID: 5B2020A0F9921EF4
1 changed files with 1 additions and 2 deletions
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2020/src/day6.nim
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@ -1,8 +1,7 @@
import streams, sets, strutils, sequtils
proc part1*(s: Stream): int =
# s.readAll().split("\n\n").mapIt(it.split("\n").foldl(a.union(b.toHashSet), initHashSet)).len
s.readAll().split("\n\n").mapIt(it.split("\n").foldl(a.union(b.toHashSet), initHashSet[char]()).len).foldl(a + b)
proc part2*(s: Stream): int =
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s.readAll().split("\n\n").mapIt(it.split("\n").filterIt(it != "").foldl(a.intersection(b.toHashSet), "abcdefghijklmnopqrstuvwxyz".toHashSet()).len).foldl(a + b)