reverse.asm

.model small
.stack 100h
.data
.code

main proc
  

    ;inPUTING VALUE
    mov ah,1   
    int 21h
    mov cl, al 
    int 21h
    mov bl, al 
    int 21h
    mov bh, al
     
     
    
    ;new linw and STEP back  
    mov ah,2
    mov dl,0ah
    int 21h  
    mov dl,0dh     
    int 21h  
       
    mov ah,2
    mov dl, cl 
    int 21h 
    mov dl, bl 
    int 21h
    mov dl, bh 
    int 21h      
    
   mov ah,2
    mov dl,0ah
    int 21h  
    mov dl,0dh     
    int 21h   
            
     mov ah,2
     mov dl, bh 
    int 21h  
     mov dl, bl 
    int 21h  
     mov dl, cl 
    int 21h 
    
    main endp
end main