用汇编语言设计一个小程序

Question

用汇编语言设计一个小程序在数据段的变量BUF中有10个字节型无符号的十进制数，它们以无序的方式存放着，设计一个程序将这些数据按由小到大的方式排列起来，并在屏幕上输出排好序的这10个数。（两数之间用空格分隔）

Answer 1

        CODE  SEGMENT
              ASSUME    CS:CODE

         BUF  DB        12H,34H,07H,78H,65H,41H,99H,87H,66H,52H
           N  EQU       $-BUF

      START:  PUSH      CS
              POP       DS
              PUSH      CS
              POP       ES
              LEA       SI,BUF
              MOV       CX,N
              CALL      SORT
              LEA       SI,BUF
              MOV       CX,N
              CALL      DSPBCD
              MOV       AH,4CH
              INT       21H
;===============================
     DSPBCD:
              PUSH      AX
              PUSH      CX
              PUSH      DX
              PUSH      SI
              CLD
      @BCD1:
              LODSB
              ROR       AL,4
              PUSH      AX
              MOV       DL,AL
              AND       DL,0FH
              OR        DL,30H
              MOV       AH,2
              INT       21H
              POP       AX
              ROR       AL,4
              MOV       DL,AL
              AND       DL,0FH
              OR        DL,30H
              MOV       AH,2
              INT       21H
              MOV       DL,'H'
              INT       21H
              MOV       DL,32
              INT       21H
              MOV       DL,32
              INT       21H
              LOOP      @BCD1
              POP       SI
              POP       DX
              POP       CX
              POP       AX
              RET
              
;===============================
; 单个字符串(或者字节数组)内部的排序（冒泡排序）
        SORT  PROC      NEAR
      ; 串长度置入cx，串首地址置入 si
              PUSH      AX
              PUSH      CX
              PUSH      DX
              PUSH      SI
              PUSH      DI
              PUSHF
              PUSH      CX
              POP       DX
              DEC       DX
    @SORTL1:
              MOV       CX,DX
              MOV       DI,SI
    @SORTL2:
              MOV       AL,[DI+1]
              CMP       AL,[DI]
              JA        @SORTNEXT   ; 无符号 升序
              XCHG      AL,[DI]
              MOV       [DI+1],AL
  @SORTNEXT:
              INC       DI
              LOOP      @SORTL2
              DEC       DX
              JNZ       @SORTL1
              POPF
              POP       DI
              POP       SI
              POP       DX
              POP       CX
              POP       AX
              RET
        SORT  ENDP
;===============================================================  
        CODE  ENDS
              END       START

Answer 2

就不告诉你