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#2
zhulei19782008-05-31 20:01
 程序代码：data segment num db 3,?,?,? cnt db ? data ends code segment main proc far assume cs:code,ds:data start: mov ax,data mov ds,ax mov dx,offset num mov ah,0ah int 21h mov al,num+1 cmp al,1 jz flag1 mov al,num+2 sub al,30h mov bl,10 mul bl mov bl,num+3 sub bl,30h add al,bl jmp flag2 flag1: mov al,num+2 sub al,30h flag2: mov bl,al shr bl,1 jb flag3 inc al flag3: mov cnt,al mov cl,al mov ch,0 inc cl loop1: dec cx push cx sub al,cl jz flag4 mov cl,al loop2: mov dl,' ' mov ah,2 int 21h loop loop2 flag4: pop cx push cx loop3: mov dl,'*' mov ah,2 int 21h loop loop3 mov al,cnt pop cx loop loop1 mov ax,4c00h int 21h main endp code ends end start |
C++ 代码:
int main()
{
int i,j,k,a;
cin>>a;
if(a%2==0)
a+=1;
for(i=a;i>0;i-=2)
{
for(j=0;j<a-i;j++)
cout<<' ';
for(k=i;k>0;k--)
cout<<'*';
}
return 0;
}
此代码 所对应的 汇编怎么写啊
弄不懂 数据的存取