Init script

day14/part2-minified.py

@@ -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()))

newday.sh

@@ -0,0 +1,16 @@
+f="day$1"
+echo "$f"
+mkdir "$f"
+touch "$f/input.txt"
+txt=$(cat <<EOF
+#!/usr/bin/env python3
+
+lines = (x.strip() for x in open("input.txt"))
+
+for line in lines:
+    pass
+EOF
+)
+
+echo "$txt" > "$f/part1.py"
+echo "$txt" > "$f/part2.py"