用C语言开发的万年历，简洁易用。模仿现实生活中的挂历,当前页以系统当前日期的月份为准显示当前月的每一天(显示出日及对应的星期几).当系统日期变到下一月时,系统自动翻页到下一月。-Calendar developed using C language, user-friendly. Mimic real-life calendar, the current page to the system subject to the current month of the date shown for e