2009/7

data segment
    arr1 DB 36 dup (?)
    arr2 DB 36 dup (?)
ends

stack segment
    dw   128  dup(0)
ends

code segment
start:
    mov ax, data
    mov ds, ax
    mov es, ax

mov si,0
mov di,0
mov bx,0
mov cx,36

looper:
    mov di, 0
    mov al, arr1[si]
    scan:
        cmp al, arr2[di]
        je foundscan
        inc di
        cmp di, 36
        jne scan
    mov arr2[bx], al
    inc bx
    foundscan:
    inc si
    cmp si, 36
jne looper
ends

end start