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- assume cs:code,ds:data
- data segment
- db 10 dup (0)
- data ends
- code segment
- start: mov ax,12666
- mov bx,data
- mov ds,bx
- mov si,0 ;ds:si指向data首地址
- call dtoc
- mov dh,8
- mov dl,3
- mov cl,2
- call show_str
- mov ah,7
- int 21h
- mov ax,4c00h
- int 21h
- dtoc:
- push dx
- push cx
- ret
- show_str:
- mov dx,0
- mov bl,10
- div bl
- add dl,30h ;余数+30h
- mov ds:[si],dl
- mov cx,ax
- inc si
- jcxz ok
- jmp short show_str
- ok: pop cx
- pop dx
- mov ax,0
- mov al,dh
- mov bl,80h
- mov dx,0
- mul bl ;ax的值在第八行了
- mov dx,0b800h
- add ax,dx ;第八行
- push ax
- mov ax,0
- mov dx,0
- mov al,dl
- mov bl,25h
- mul bl ; AX的值在第三列
- mov dx,ax
- pop ax
- add ax,dx ;AX在第八行3列
- mov cx,10
- s: mov es,ax
- mov dx,0
- mov si,0
- mov dl,ds:[si]
- mov es:[si],dl
- mov al,02h
- mov es:[si+1],al
- inc si
- loop s
- ret
- code ends
- end start
复制代码
请问一下,这程序错在哪里?求大神批评。菜鸟勿喷 |
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