DATA SEGMENT
A DB 04
B DB ?
DATA ENDS
CODE SEGMENT
         ASSUME DS:DATA,CS:CODE
START:
      MOV AX,DATA
      MOV DS,AX
      MOV AX,00
      MOV AL,A
      MOV CL,02
      DIV CL
      MOV B,AL
      MOV AH,00
      MOV CL,00
   L1:INC CL
      MOV AX,0000
      MOV AL,A
      DIV CL
      CMP AH,00
      JNZ L2
      INC CH
   L2:CMP CL,B
      JNE L1
      CMP CH,01
      JNE L3
      MOV DH,A
      MOV DL,00
      JMP L4
   L3:MOV DL,A
      MOV DH,00
   L4:MOV AH,4CH
      INT 21H
CODE ENDS
END START

;OUTPUT:->
;-G CS: 0041
;
;AX=0002  BX=0000  CX=0202  DX=0004  SP=0000  BP=0000  SI=0000  DI=0000
;DS=0BA8  ES=0B98  SS=0BA8  CS=0BA9  IP=0041   NV UP EI PL NZ NA PO NC
;0BA9:0041 B44C          MOV     AH,4C