python作业

题目

编程

使用pycharm

测试

输入正确用户名和密码时

输入三次错误的用户名和密码时

源码

#!/usr/bin/env python# coding:utf-8__author__ = "lvah"'''@author:fairy@file:homework.py@time:6/28/1711:34 PM@DESC;'''USERNAME = 'fairy'PASSWORD = 'redhat'count = 0while count<3:    username = raw_input("用户名:")    paasword = raw_input("密码:")    if username == USERNAME and paasword == PASSWORD:        print "welecome to user manage system!"        exit(0)    else:        print "用户名与密码错误，请重新输入"        count = count+1print "你已经登陆过三次，请10分钟以后再登陆"