Merge pull request #336 from cclauss/patch-1

wangzheng0822 · web-flow · commit aed62d9be1c9 · 2019-06-18T09:25:41.000+08:00
Undefined name: import random for line 25 of quicksort_twoway.py
diff --git a/python/12_sorts/quicksort_twoway.py b/python/12_sorts/quicksort_twoway.py
@@ -1,3 +1,6 @@
+import random
+
+
 def QuickSort(arr):
     # 双向排序: 提高非随机输入的性能
     # 不需要额外的空间,在待排序数组本身内部进行排序
