exe6_4.asm

汇编语言-王爽 源代码 加 卜艳萍版源代码

        DATA  SEGMENT
        BUFF  DB        1,3,5,6,7,8,9,0,6,5,4,-4,-1,-7,-9,5,-7,-4,-3,2,43,4,3,-3,0,0,0,0,1,3
          A1  DB        ?		;正数
          A2  DB        ?		;负数
          A3  DB        ?		;零
        DATA  ENDS
        CODE  SEGMENT
              ASSUME    DS:DATA,CS:CODE
      START:  MOV       AX,DATA
              MOV       DS,AX
              MOV       SI,0
              MOV       CX,30
       NEXT:
              CMP       BUFF[SI],0	;同MOV  BX,OFFSET BUFF   MOV AX,[BX]         
              JG        BIG		;大于转移BIG
              JL        SMALL	;小于转移SMALL
              INC       A3
              JMP       TJ
      BIG:
              INC       A1
              JMP       TJ
      SMALL:
              INC       A2
         TJ:
              INC       SI
              LOOP      NEXT
              MOV       AX,4C00H
              INT       21H
        CODE  ENDS
              END       START