; 14.viet chuong trinh assembly nhap vao 2 so a,b co 1 chu so

; tinh y=(a+b)*2 in ket qua duoi dang ma nhi phan

.model tiny

.code

org 100h

main proc near

jmp bd

t1 db 'nhap a=$'

t2 db 0ah,0dh,'nhap b=$'

t3 db 0ah,0dh,'y=(a+b)*2=$'

bd:

mov ah,09h

lea dx,t1

int 21h

mov ah,01h

int 21h

mov bl,al

mov ah,09h

lea dx,t2

int 21h

mov ah,01h

int 21h

mov bh,al

mov ah,09h

lea dx,t3

int 21h

sub bl,30h

sub bh,30h

add bl,bh

shl bl,01h

mov ah,02h

mov cl,08h

xx: mov dl,00h

shl bl,01h

adc dl,30h

int 21h

loop xx

int 20h

main endp

end mai