#!/usr/bin/env python

# -*- coding:utf-8 -*-

my_name = raw_input("please put username:")

my_pass = raw_input("please put password:")

if my_name == "abc" and my_pass == '123':

    print '登陆成功！'

else:

    print '登陆失败！'

#!/usr/bin/env python

# -*- coding:utf-8 -*-

st = raw_input("please enter a number:")

if st == '1':

    print 'you enter num1'

elif st == '2':

    print 'you enter num2'

elif st == '3':

    print 'you enter num3'

else:

    print 'you enter a unkown num'