# -*- coding: utf-8 -*- raw_input('username: ') n = raw_input('passward: ') x = 0 if n == '123': print '登录成功' else: print '登录失败' while n != '123' and x < 3: n = raw_input('try again: ') x = x + 1 if x == 3: print '失败' else: pass
登录程序(可重试三次)
# -*- coding: utf-8 -*- raw_input('username: ') n = raw_input('passward: ') x = 0 if n == '123': print '登录成功' else: print '登录失败' while n != '123' and x < 3: n = raw_input('try again: ') x = x + 1 if x == 3: print '失败' else: pass
登录程序(可重试三次)