diff --git a/checker.py b/checker.py
index 9f828ae..a31e34b 100644
--- a/checker.py
+++ b/checker.py
@@ -1,5 +1,5 @@
 from os import popen
-from random import randint, uniform
+from random import randint, choice, uniform
 
 def gen():
     n = randint(3, 5)