save project

diy.py

@@ -3,7 +3,7 @@
 cost= {'苹果':5.2,'山竹':12.9,'香蕉':2.4,'荔枝':15,'葡萄':9.3,'桂圆':8,'蓝莓':10,'李子':8}
 cost= {'苹果':5.2,'山竹':12.9,'香蕉':2.4,'荔枝':15,'葡萄':9.3,'桂圆':8,'蓝莓':10,'李子':8}
 k=input('请输入水果名称：')
 k=input('请输入水果名称：')
 v=input('请输入水果价钱：')
 v=input('请输入水果价钱：')
-if 
+if k in cost:
     if float(v)<cost[k]:
     if float(v)<cost[k]:
         cost[k] = float(v)
         cost[k] = float(v)
         print(k+'降价了，现价'+v+'元')
         print(k+'降价了，现价'+v+'元')

i.py

+import turtle
+pen=turtle.Pen()
+pen.pensize(5)
+color["green",""]
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