diff --git a/function.py b/function.py
index a6272dc..1311753 100644
--- a/function.py
+++ b/function.py
@@ -42,7 +42,7 @@ name = "李劲"
 
 
 # 这里写自己的代码实现
-def classify0(inX, dataSet, labels, k=0):
+def classify0(inX, dataSet, labels, k=3):
     """
     KNN 分类算法。