save project

1.py

+cost={'苹果':5,'香蕉':6,'橘子':7,'梨':8,'樱桃':13,'山竹':12.5}
+k=input('请输入水果名:')
+v=input('请输入今日该水果的价钱:')
+if k in cost:
+    if float(v)<cost[k]:
+        cost[k]=float(v)
+        print(k+'降价了,现价'+v+'元')
+        
+    else:
+         print(k+'涨价了我们不买')
+else:
+    cost[k]=float(v)
+    print(k+'的价钱为'+v+'元已上传')
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