1.asm

三个数的比较大小在汇编操作环境下的运用并把他们储存在物理储存器里

data segment
source  db  21,78,37
   max  db  ?
   max1 db  ?
data ends
code  segment
   assume cs:code,ds:data
start: mov  ax,data
       mov  ds,ax
       mov  al,source
       mov  al,source+1
       jae  branch1
       mov  al,source+1
branch1:mov max1,al
       cmp  max1,source+2
       jae  branch2
       mov  al,source+2
branch2:mov max,al
        mov ah,4ch
        int 21h
code   ends
       end  start