save project

diy.py

@@ -5,12 +5,13 @@
 ##else:
 ##else:
 
 
 #    print("很抱歉，该商品尚未上架或无货！")
 #    print("很抱歉，该商品尚未上架或无货！")
-cost = {"苹果":5,2,"山竹":12,9,"香蕉":2.4,"":15,"":9.3,""""""""""""""}
-k = input("")
+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}
+k = input("请输入水果名称:")
+v = input("请输入水果价钱:")
 if k in cost:
 if k in cost:
     if float(v) < cost[k]
     if float(v) < cost[k]
     cost[k] =  float(v)   
     cost[k] =  float(v)   
-    print(k + "")
+    print(k + "降价了，现价是"+v+"元")
     elif float(v) == cost[k]
     elif float(v) == cost[k]
         print("")
         print("")
     else:
     else: