diff --git a/day19/part1.py b/day19/part1.py
index 1104fd7..7071483 100644
--- a/day19/part1.py
+++ b/day19/part1.py
@@ -16,19 +16,18 @@ def yield_rule(line, rule):
 
 def check(line, idx):
     rs = rules[idx]
-    if isinstance(rs, str):
-        if line.startswith(rs):
-            yield line[len(rs):]
-    else:
+    if not isinstance(rs, str):
         for rule in rules[idx]:
             yield from yield_rule(line, rule)
+    elif line.startswith(rs):
+        yield line[len(rs):]
 
 
 for line in lines:
     if ":" in line:
         idx, r = line.split(": ")
         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
     elif line != "":
         for rest in check(line, 0):
diff --git a/day19/part2.py b/day19/part2.py
index ec1c825..12a9308 100644
--- a/day19/part2.py
+++ b/day19/part2.py
@@ -18,12 +18,11 @@ def check(line, idx, depth):
     if depth < 0:
         return
     rs = rules[idx]
-    if isinstance(rs, str):
-        if line.startswith(rs):
-            yield line[len(rs):]
-    else:
+    if not isinstance(rs, str):
         for rule in rules[idx]:
             yield from yield_rule(line, rule, depth)
+    elif line.startswith(rs):
+        yield line[len(rs):]
 
 
 for line in lines:
@@ -32,7 +31,7 @@ for line in lines:
     if ":" in line:
         idx, r = line.split(": ")
         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
     elif line != "":
         for rest in check(line, 0, len(line)):