Update random-pick-with-weight.py

kamyu104 · web-flow · commit fe6d37efa59c · 2018-07-29T00:45:58.000+08:00
diff --git a/Python/random-pick-with-weight.py b/Python/random-pick-with-weight.py
@@ -29,6 +29,7 @@
 # Arguments are always wrapped with a list, even if there aren't any.
     
 import random
+import bisect
 
 
 class Solution(object):
