#! /usr/bin/env python
# -*- coding UTF-8 -*-
import getpass
a1 = input("inputusername:")
a2 = getpass.getpass("inputpassword:")
print(a1)
print(a2)
#! /usr/bin/env python
# -*- coding:utf-8 -*-
#输出1-100内的所有奇数
a = 1
while a <= 100:
if a%2 == 1:
print(a)
a += 1
#! /usr/bin/env python
# -*- coding:utf-8 -*-
#输出1-100内的所有偶数
a = 1
while a <= 100:
if a%2 == 0:
print(a)
a += 1
#! /usr/bin/env python
# -*- coding:utf-8 -*-
#求 1-2+3-4...99所有数的和
a = 1
sum = 0
while a <= 99:
if a%2 == 1:
sum = sum + a
a += 1
else:
sum = sum -a
a += 1
print(sum)
#! /usr/bin/env python
# -*- conding:utf-8 -*-
import time
t1 = 1
while t1 < 4:
username = input('please input your username:')
password = input('password:')
if username == 'zhangsan' and password == 'yes':
print('congratulations')
break
elif t1 <= 2:
print('error')
t1 += 1
continue
else:
print('forbbiden')
time.sleep(10)
continue