Imported utils4e to resolve some dependency bugs (aimacode#1186)

Gabomfim · web-flow · commit ca301ea36367 · 2020-06-10T17:11:20.000-07:00
diff --git a/search.py b/search.py
@@ -10,6 +10,7 @@
 from collections import deque
 
 from utils import *
+from utils4e import *
 
 
 class Problem:
