1、
money = input("欢迎使用XXX充值业务，请输入充值金额：\n")
money_str = str(money)
print("充值成功，您本次充值"+money_str,"元")
2、
3、
dad = float(input("请输入父亲的身高：\n")) mom = float(input("请输入母亲身高：\n")) son = (dad + mom)*0.54 son_str = str(son) print("预测儿子身高为："+son_str)
4、
bushu = int(input("请输入当天行走的步数！\n"))
cals = bushu*28
str_cals = str(cals)
cals/=1000
str_CAL = str(cals)
print("今日共消耗卡路里："+str_cals,"(即 "+str_CAL,"千卡)")
标签：实战,money,cals,son,充值,str,input,第二章 From： https://www.cnblogs.com/xsj666/p/16942449.html