save project

py.持家小能手

+price={"苹果":2,"香蕉":3,"西瓜":5,"樱桃":20,"葡萄":7,"芒果":6}
+price={"苹果":2,"香蕉":3,"西瓜":5,"樱桃":20,"葡萄":7,"芒果":6}
+k=input("请输入您想购买的水果")
+b=input("请输入今日该水果的单价")
+if b
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持家小能手.py

+price={"苹果":2.2,"香蕉":3.5,"西瓜":5.0,"樱桃":20.0,"葡萄":7.8,"芒果":6.4}
+price={"苹果":2.2,"香蕉":3.5,"西瓜":5.0,"樱桃":20.0,"葡萄":7.8,"芒果":6.4}
+k=input("请输入您想购买的水果:")
+b=input("请输入今日该水果的单价:")
+if k in price:
+    if float(b)<price[k]:
+        print("妈妈，水果降价了")
+    else:
+        print("妈妈，水果涨价了，我们不买")
+else:
+    price[k]=float(b)
+    print("添加了水果"+str(k)+"，单价为"+str(b)+"元")
+    print(price)
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