Question

汇编语言程序设计问题求解

这几道题怎么做

Answer 1

(1)
        CODE  SEGMENT
              ASSUME    CS:CODE
      START:  MOV       AX,56
              MOV       BL,7
              DIV       BL
              MOV       BX,AX
              MOV       AH,4CH
              INT       21H
        CODE  ENDS
              END       START
              
(2)              
         NUM  SEGMENT
           X  DB        17
           M  DW        100H DUP(?)
         MSG  DB        'LUCKY'
         NUM  ENDS       
         
(3)         
        CODE  SEGMENT
              ASSUME    CS:CODE
      START:
              MOV       AX,1
              MOV       CX,5
         @1:
              MUL       CX
              LOOP      @1
              MOV       SI,AX
              CALL      DSPAX
              MOV       AH,4CH
              INT       21H
;===================================              
       DSPAX  PROC      NEAR
              PUSH      AX
              PUSH      BX
              PUSH      CX
              PUSH      DX
              PUSHF
              XOR       CX,CX
              MOV       BX,10
    @DSPAX1:
              XOR       DX,DX
              DIV       BX
              INC       CX
              OR        DX,30H
              PUSH      DX
              CMP       AX,0
              JNE       @DSPAX1
              MOV       AH,2
   @DISPAX2:
              POP       DX
              INT       21H
              LOOP      @DISPAX2
              MOV       DL,32
              INT       21H
              POPF
              POP       DX
              POP       CX
              POP       BX
              POP       AX
              RET
       DSPAX  ENDP
;================================                
        CODE  ENDS
              END       START