求内存变量NUM中10个有符号数的最小值并放入MIN中。

DATA SEGMENT
    NUM DB 1,-2,3,-4,5,-6,7,-8,9,-10
    MIN DB ?
DATA ENDS
CODE SEGMENT
    ASSUME CS:CODE,DS:DATA
START:MOV AX,DATA
      MOV DS,AX
      MOV AL,NUM
      MOV BX,OFFSET NUM
      MOV CX,9
AGAIN:INC BX
      CMP AL,[BX]
      JLE NEXT
      MOV AL,[BX]
NEXT: LOOP AGAIN
      MOV MIN,AL
      MOV AH,4CH
      INT 21H
CODE ENDS
    END START