save project

1.py

+cost={"苹果":5.2,"山竹":12.8,"香蕉":2.4,"荔枝":15,"葡萄":9.3,"桂圆":8,"蓝莓":10,"梨子":8}
+k=input("请输入水果名称:")
+v=input("请输入水果价钱:")
+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"+v+"元已上传")       
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