#!/usr/bin/env python
# -*- coding: utf-8 -*-

import time
#for i in range(22, 0, -1):
#    print '%d\r\n' % i
#    time.sleep(1)  # 暂停1秒

print 'sss\r\n'

ISBN = {1:'inter',2:'jojo'}

for i in ISBN:
    print i