assume cs:codesg,ds:datasg,ss:stacksg
datasg segment
db '1. display'
db '2. brows'
db '3. replace'
db '4. modify'
datasg ends
stacksg segment
dw 0,0,0,0,0,0,0,0
stacksg ends
codesg segment
start: mov ax,datasg
mov ds,ax
mov bx,0
mov ax,stacksg
mov ss,ax
mov sp,16
mov cx,4
s0: push cx
mov si,0
mov cx,4
s: mov al,[bx+3][si]
and al,11011111b
mov [bx+3][si],al
inc si
loop s
add bx,16
pop cx
loop s0
mov ax,4c00h
int 21h
codesg ends
end start |
