save project

gg.py

+cost={'苹果':5.2,'山竹':12.9,'香蕉':2.4}
+k=input("你要啥")
+x=input("价格")
+if k in cost:
+    if float(x)<cost[k]:
+        cost[k]=float(x)
+        print(k+"降价了,现在"+x+"元")
+    else:
+        print("不买了")
+else:
+    cost[k]=float(x)
+    print(k+"的价格"+v+"已上传")
\ No newline at end of file