第四周作业a 第7章选做（2、5、6、8）

cjf16337023

于 2018-04-01 14:37:03 发布

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本文提供了几个简单的Python程序实例，包括检查餐厅是否有空桌、票价计算系统及三明治订单处理等，通过这些示例帮助读者理解条件判断和循环结构。

7-2

number=int(input("How many people will have a meal?:"))
if number>8:
	print("There is no empty table for so many people.")
else:
	print("There is an empty table.")

7-5/6

flag=True
while(flag):
	age=input("Please input the age or 'quit' :")
	if age=='quit':
		print("Quited")
		break
	else:
		age=int(age)
	if age<3:
		print("The ticket is free.")
	elif age>=3 or age<12:
		print("The ticket is $10.")
	elif age>=12:
		print("The ticket is $12.")

7-8

sandwich_orders=["A","B","C"]
finished_sandwiches=[]
while sandwich_orders:
	print("I made you sandwich:"+sandwich_orders[0])
	finished_sandwiches.append(sandwich_orders[0])
	del sandwich_orders[0]
print(finished_sandwiches)