;nhap vao vao mot ky tu in ra chuoi 25 ky tu theo chieu doc
.model small
.data
.code
MAIN proc
;doc
mov AH,01h
int 21h
mov BL,AL
;xuong dong
mov DL,0Ah;xuong hang
mov AH,02h
int 21h
mov DL,0Dh;ve dau hang
int 21h
mov CX,19h
inra:
mov DL,0Ah;xuong hang
mov AH,02h
int 21h
mov DL,0Dh;ve dau hang
int 21h
mov DL,BL
mov AH,02
int 21h
loop inra
mov ax,4c00h ; tro ve Dos
int 21h
Main endp
End main
