e6_7.asm

ZHUYAO ZSHI LAI JIECHUADE LAIDE

stack segment stack
      db 64 dup(?)
stack ends
data segment
     a db 80h
     b db 34h
data ends
code segment
     assume cs:code,ds:data,ss:stack
star:mov ax,data
     mov ds,ax
     mov al,a
     cmp b,al
     jge bga
     mov dl,'a'
     mov bl,'b'
     jmp disp
bga: mov dl,'b'
     mov bl,'a'
disp: mov ah,2
     int 21h
     mov dl,'>'
     int 21h
     mov dl,bl
     int 21h
     mov ah,4ch
     int 21h
code ends
     end star