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Day 19 (glamorized)

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Sebastian Seedorf
2020-12-19 13:19:45 +01:00
parent 322454f055
commit 1bcc600b3b
2 changed files with 8 additions and 10 deletions
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9
day19/part1.py
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@@ -16,19 +16,18 @@ def yield_rule(line, rule):
def check(line, idx): def check(line, idx):
rs = rules[idx] rs = rules[idx]
if isinstance(rs, str): if not isinstance(rs, str):
if line.startswith(rs):
yield line[len(rs):]
else:
for rule in rules[idx]: for rule in rules[idx]:
yield from yield_rule(line, rule) yield from yield_rule(line, rule)
elif line.startswith(rs):
yield line[len(rs):]
for line in lines: for line in lines:
if ":" in line: if ":" in line:
idx, r = line.split(": ") idx, r = line.split(": ")
idx = int(idx) idx = int(idx)
r = r[1:len(r)-1] if r.startswith('"') else [[int(num) for num in x.split()] for x in r.split(" | ")] r = r[1:len(r)-1] if r.startswith('"') else [list(map(int, x.split())) for x in r.split(" | ")]
rules[idx] = r rules[idx] = r
elif line != "": elif line != "":
for rest in check(line, 0): for rest in check(line, 0):

9
day19/part2.py
View File

@@ -18,12 +18,11 @@ def check(line, idx, depth):
if depth < 0: if depth < 0:
return return
rs = rules[idx] rs = rules[idx]
if isinstance(rs, str): if not isinstance(rs, str):
if line.startswith(rs):
yield line[len(rs):]
else:
for rule in rules[idx]: for rule in rules[idx]:
yield from yield_rule(line, rule, depth) yield from yield_rule(line, rule, depth)
elif line.startswith(rs):
yield line[len(rs):]
for line in lines: for line in lines:
@@ -32,7 +31,7 @@ for line in lines:
if ":" in line: if ":" in line:
idx, r = line.split(": ") idx, r = line.split(": ")
idx = int(idx) idx = int(idx)
r = r[1:len(r)-1] if r.startswith('"') else [[int(num) for num in x.split()] for x in r.split(" | ")] r = r[1:len(r)-1] if r.startswith('"') else [list(map(int, x.split())) for x in r.split(" | ")]
rules[idx] = r rules[idx] = r
elif line != "": elif line != "":
for rest in check(line, 0, len(line)): for rest in check(line, 0, len(line)):