save project

diy1.py

@@ -8,7 +8,7 @@ def get_average(scores):
     for subject, score in scores.items():
         a += score
         print('现在的总分是%d'%a)
-    ave_score = score/len(scores)
+    ave_score = a/len(scores)
     print('平均分是%d'%ave_score)
 
 get_average(scores)
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