auto save

diy1.py

-scores = {'语文':89, '数学':95, '英语':80}
-def get_average(scores):
-    sum_score = 0  
-    for subject, score in scores.items():
-        sum_score += score
-        print('现在的总分是%d'%sum_score)
-    ave_score = sum_score/len(scores)
-    print('平均分是%d'%ave_score)
-get_average(scores)
+score={'语文':98,'数学':99,'英语':59}
+def avg():
+    sum=0
+    for v in score.values():
+        sum=sum+v
+    print("总分：",sum)
+    pj=sum/len(score)
+    print("平均分：","%.2f"%pj)
+avg()
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