write a program to display a "?" LIPU version

.STACK 100H
.MODEL SMALL
.DATA
 MSG1 DW "INPUT:$"
 MSG2 DW "OUTPUT:$"
.CODE
 MAIN PROC
    MOV AX,@DATA
    MOV DS,AX

   ;MSG1
   LEA DX,MSG1
   MOV AH,9
   INT 21H

   ;PRINT
   MOV AH,2
   MOV DL,'?'
   INT 21H

   ;SCAN1
   MOV AH,1
   INT 21H
   MOV BL,AL

   ;SCAN2
   MOV AH,1
   INT 21H
   MOV CL,AL

   ;NEWLINE
   MOV AH,2
   MOV DL,0DH
   INT 21H
   MOV DL,0AH
   INT 21H

    ;MSG2
   LEA DX,MSG2
   MOV AH,9
   INT 21H

   ;COMPARE
  CMP BL,CL
  JG G

  MOV AH,2
  MOV DL,BL
  INT 21H

  MOV AH,2
  MOV DL,CL
  INT 21H

  JMP END_IF

  G:

  MOV AH,2
  MOV DL,CL
  INT 21H

  MOV AH,2
  MOV DL,BL
  INT 21H



  END_IF:


    MAIN ENDP
 END MAIN