程序代码：

data   segment
       score   dw   76,69,84,90,73,88,99,63,100,80
       mess    db   'the 10 students score :',13,10,'$'
       mess1   db   'the number of the score(60-69):','$'
       mess2   db   'the number of the score(70-79):','$'
       mess3   db   'the number of the score(80-89):','$'
       mess4   db   'the number of the score(90-99):','$'
       mess5   db   'the number of the score(100):','$'     
data   ends

extra  segment
       num1    dw   ?
       num2    dw   ?
       num3    dw   ?
       num4    dw   ?
       num5    dw   ?
extra  ends

code   segment
;宏定义输出指令print         
print  macro   addr
       mov     dx,addr
       mov     ah,09h
       int     21h
       endm

main   proc   far
      assume  cs:code,ds:data,es:extra
start:
       push    ds
       sub     ax,ax
       push    ax
       
       mov     ax,data
       mov     ds,ax
       
       mov     ax,extra
       mov     es,ax
       
;输出这10个成绩
       print   offset mess
       mov     cx,10
       mov     si,offset score
next1:
       print   si
       add     si,2
       loop    next1
       
       call    crlf
       call    son
       
;输出num1、num2、num3、num4、num5的值
       mov     cx,5
       mov     si,offset  mess1
       mov     di,offset  num1 
result:
       print   si
       print   di
       
       call    crlf
       add     si,2
       add     di,2
       loop    result
       
       ret
main   endp
;回车换行crlf
crlf   proc    far
       push    dx
       push    ax
       
       mov     ah,02h
       mov     dl,0dh
       mov     dl,0ah
       int     21h
       
       pop     ax
       pop     dx
       ret
crlf   endp

son    proc    near
       push    ax
       push    bx
       push    cx
       push    si
       push    di
       
       mov     bx,69
       mov     cx,10 
       mov     si,offset  score
       mov     di,offset  num1
;[si(score)分别与bx(69,79,89,99,109)比较
rotate:
       cmp     [si],bx
       jb      count
       cmp     bx,105
       je      next2
       add     bx,10
       jmp     rotate
count:
       ;inc     [di]
       add     di,2
next2:
       add     si,2
       loop    rotate
       
       pop     di
       pop     si
       pop     cx
       pop     bx
       pop     ax 
       ret
son    endp
code   ends
       end     main