;bubble sort
[org 0x0100]
jmp start
data: dw 60, 55, 45, 40, 40, 35, 80, 30, 20, 0
swap: db 0
start: mov bx,0
mov byte[swap],0
loop1: mov ax,[data+bx]
cmp ax,[data+bx+2]
jbe noswap

mov dx,[data+bx+2]
mov [data+bx+2],ax
mov [data+bx],dx
mov byte[swap],1

noswap: add bx,2
cmp bx,18
jne loop1

cmp byte[swap],1
je start
mov ax,0x4c00
int 0x21quit