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Init script

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Sebastian Seedorf
2020-12-15 09:09:34 +01:00
parent e6e33b35dd
commit c116e1f37c
2 changed files with 17 additions and 1 deletions
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day14/part2-minified.py
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@@ -1,4 +1,4 @@
import re;m,s={},"0"*36;c=lambda r,s:[i for it in((0,1)if r[0]=='X'else(int(r[0]),))for i in c(r[1:],s*2+it)]if len(r)else[s]
import re;m,s={},"0"*36;c=lambda r,s:[i for j in((0,1)if r[0]=='X'else(int(r[0]),))for i in c(r[1:],s*2+j)]if len(r)else[s]
for(addr,dec),s in map(lambda k:(list(map(int,getattr(re.match(r"mem\[(.+)] = (.+)",k),'groups',lambda:(-1,0))())),(re.match(r"mask = (.+)",k)or(0,s))[1]),(x.strip()for x in open("input.txt"))):
m={**m,**dict((x,dec) for x in(c([(a if b=='0'else b)for a,b in zip(format(addr,'036b'),s)],0)if addr!=-1else[]))}
print(sum(m.values()))