利用元年元月元日（即1年1月1日）是星期一的已知事实，编写程序，输入任意一个年份，然后再输入任意一个月份，由程序负责在屏幕上显示出这一个月的月历。-January Xianming the first year of use (that is, one year on January 1) is the known facts Monday, programming, an arbitrary importation year, and then a month to import arbitrary, by the procedures of the screen shows the month of the calendar.