这段代码为什么无法编译,提示undefined symbol : b800h
assume cs:codesgcodesg segment
mov ax,b800h
mov ds,ax
mov ax,41
mov ds:,ax
mov ax,02
mov ds:,ax
mov ax,4c00h
int 21h
codesg ends
end
ob8ooh 你的程序少一个start,进入codesg segment下一行应该,start:mov axb800h。结尾应该为:end start
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