题目
编程显示以“！”结尾的字符串。
如：“Welcome to MASM!”。
程序
DATA SEGMENT
MYSTR DB 'Welcome to MASM!'
DATA ENDS
CODE SEGMENT
ASSUME CS:CODE,DS:DATA
START:
MOV AX,DATA
MOV DS,AX
LEA SI,MYSTR
next:
mov dl,[si]
cmp dl,'!'
jz finish
mov ah,2
int 21h
inc si
jmp next
finish:
mov dl,'!'
mov ah,2
int 21h
mov ah,4ch
int 21h
code ends
end start
0