save project

diy114514.py

+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}
+x = input("输入水果名称：")
+y = input("输入水果价钱：")
+if x in cost:
+    if cost[x] < float(y):
+        cost[x] = float(y)
+        print(x+"涨价了")
+    else:
+        cost[x] = float(y)
+        print("降价了")
+else:
+    cost[x] = float(y)
+    print(x+"的价钱"+y+"已上传")
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