dos系统下的16进制文件内容察看器源码-dos system under the 16 band for a look at the contents of the documents FOSS

实现(16X+Y-9)/4的算术运算.其中X调用20H中的值,Y调用13H中的值.-To achieve (16X+ Y-9)/4 of the arithmetic operations. Where X is called the value 20H in, Y is called the value 13H.