P16

print("hello world")
money = 50
print("當(dāng)前錢包余額",money,"元")
ice_cream = 10
print("購(gòu)買了冰淇淋，花費(fèi)",ice_cream,"元")
coca = 5
print("又買了一瓶可樂(lè)，花費(fèi)",coca,"元")
money = money-ice_cream-coca
print("現(xiàn)在錢包還剩",money,"元")

P26

name = "傳智播客"
stock_price = 19.99
stock_code = "003032"
stock_price_daily_growth_factor = 1.2
growth_days = 7
print(f"公司：{name}，股票代碼：{stock_code}，當(dāng)前股價(jià)：{stock_price}")
print("每日增長(zhǎng)系數(shù)為:%.1f,經(jīng)過(guò)%d天的增長(zhǎng)后，股價(jià)達(dá)到了：%.2f"%(stock_price_daily_growth_factor,growth_days,stock_price*stock_price_daily_growth_factor**growth_days))

P28

user_name = input("請(qǐng)輸入您的姓名")
user_type = input("請(qǐng)輸入您的會(huì)員等級(jí)")
print("您好：%s，您是尊貴的：%s用戶，歡迎您的光臨" %(user_name,user_type))