用汇编写的，在出现的提示信息中输入小写写字母“d”,可显示系统当前日期；输入小写写字母“t”,可显示系统当前时间；输入大写字母“q”，可结束程序。-Written in assembler, in the message that appears, enter the small write the letter " d"　to display the current date　input write letters " t" , to display the current system time　to enter the capital letter " q"　to exit the program.