python题目，帮我看一下

Question

Answer 1

d = {'tom':'vip', 'tim':'vip'}
# 问题1
for i in d.keys():
    print('嘉宾名单：', i)
# 问题2
n = input('无法出席嘉宾：')
if n in d.keys():
    del d[n]
for i in d.keys():
    print('嘉宾名单：', i)