Day 21

day20/part1.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 import numpy as np
-l = 1000000000000
+l = -1
 
 def calc(line):
     x = 0
@@ -14,7 +14,7 @@ def solve(arr, pos, s, left_keys):
     if pos >= s*s:
         return True
     idx = (pos // s * 2, pos % s * 2)
-    if l > len(left_keys):
+    if l != len(left_keys):
         print("-"*pos, pos, len(left_keys), idx)
         l = len(left_keys)
     top = (idx[0], idx[1]-1) if idx[1] > 0 else None