代码


price={"牛奶":5.5,"可乐":6.7,"饼干":10,"糖果":10}
day1={"day":"11.23","牛奶":10,"可乐":10,"饼干":10,"糖果":10}
day2={"day":"11.24","牛奶":11,"可乐":11,"饼干":11,"糖果":11}
day3={"day":"11.25","牛奶":12,"可乐":12,"饼干":12,"糖果":12}
list_day=[day1,day2,day3]
for i in list_day:
    sum=0
    money=0
    count=0
    for k in i.keys():
        if k=="day":
            print(i[k])
        else:
            print(k,":\t数量:",i[k],end="\t")
            print("单价:",price[k])
            money=i[k]*price[k]
            count+=i[k]
            sum+=money
        print("{}今日卖了{}件，共计{:.2f}元".format(i["day"],count,sum))
        print()

题目：