#请在这里编写代码
price_in = int(input("请输入您购买商品的总价："))
price1 = price_in * 0.9
if price_in >= 300:
    price2 = price_in - 40
else:
    price2 = price_in
if price_in < 500:
    price3 = price_in
else:
    if price_in < 1000 :
        price3 = price_in - 88
    else:
        price3 = price_in - 188
print(f'原价是：{price_in}，三种方案优惠后价格依次为：{price1}，{price2}，{price3}')