What is the problem my code?
stacksg segment para stack 'stack' stacksg ends datasg segment para 'data' msg db "A. $", 0 datasg ends codes segment para 'code' assume ss:stacksg, ds:datasg, cs:codes mov ax, datasg mov ds, ax ;------------ ur programm mov al,4 mov bh,0 int 10h mov bh,0 mov bl,1001b mov ah,0Bh int 10h mov ax,0 int 33h mov ax,01h int 33h ;mov dx,101h ;mov cx,161h lable1: mov ah,10h int 16h cmp al,48h ;up key (arrow) 24dec je lable cmp al,50h ;Down key (arrow) 24dec je lable2 lable: mov ax,03h int 33h mov ax,04h int 33h dec dx cmp dx,0 jne lable1 lable2: mov ax,03h int 33h mov ax,04h int 33h inc dx cmp dx,199h jne lable1 ;------------ end of program mov ax, 4c00h int 21h codes ends end