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assume cs:code
a segment
db 1,2,3,4,5,6,7,8
a ends
b segment
db 1,2,3,4,5,6,7,8
b ends
c segment
db 0,0,0,0,0,0,0,0
c ends
code segment
start: mov ax,a
mov ds,ax
mov ax,b
mov es,ax
mov bx,0
mov cx,8
s: mov al,[bx]
add es:[bx],al
inc bx
loop s
mov ax,c
mov ds,ax
mov bx,0
mov cx,8
s0: mov al,es:[bx]
mov [bx],al
inc bx
loop s0
mov ax,4c00h
int 21h
code ends
end start
不要用c标号 assume cs:code
a segment
db 1,2,3,4,5,6,7,8
a ends
b segment
db 1,2,3,4,5,6,7,8
b ends
c1 segment
db 0,0,0,0,0,0,0,0
c1 ends
code segment
start: mov ax,a
mov ds,ax
mov ax,b
mov es,ax
mov bx,0
mov cx,8
s: mov al,[bx]
add es:[bx],al
inc bx
loop s
mov ax,c1
mov ds,ax
mov bx,0
mov cx,8
s0: mov al,es:[bx]
mov [bx],al
inc bx
loop s0
mov ax,4c00h
int 21h
code ends
end start
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