diff --git a/diy1.py b/diy1.py
index ce831b6..c70af36 100644
--- a/diy1.py
+++ b/diy1.py
@@ -1,14 +1,13 @@
 # 期末考试结束了，悟空在教务系统查到了自己的几门必修课分数，他想通过python计算自己的平均分。
 # 于是写了下面的代码，可是总是得不到结果，请帮纠正bug并跑通程序。
-
 scores = {'语文':89, '数学':95, '英语':80}
 
 def get_average(scores):
-    score = 0  
+    sum_score = 0  
     for subject, score in scores.items():
-        score += score
+        sum_score += score
         print('现在的总分是%d'%score)
-    ave_score = score/len(scores)
+    ave_score = sum_score/len(scores)
     print('平均分是%d'%ave_score)
 
 get_average(scores)
\ No newline at end of file