第五次作业（第七章）

7-3num=input("please input a number")
num1=int(num)
if num1%10==0:
print(num+" can mod 10")
else:
print(num+" cannot mod 10 ")


7-4message="Please input the ingredients of pizza:\n"
message=message+"if you want to quit ,please input 'quit'"
active=True
while active:
print(message)
ingredient=input()

if ingredient!='quit':

print(ingredient)
else:
active=False


7-10active=True
list0=[]
while active:
place=input("if you can go to one place in the world, where would you go?\ninput quit to quit program\n")
if place=='quit':
active=False
else:
list0.append(place)
for place in list0:
print(place)