试编写一程序，要求根据用户键入的月份数在终端上显示该月的英文缩写名(英文名的头3位，比如January =JAN)。
prepared a test procedures requires users type in a few months showed that the terminal on the English letters (English for the first three. For example, January = JAN). (2007-05-20, Asm, 1KB, 下载8次)