data segment x db 4 y db 6 z db 9 min db ? data ends code segment assume cs:code,ds;data start:mov ax,data mov ds,ax mov al,x mov bl,y mov cl,z cmp al,bl ja lab cmp al,cl ja ok xchg al,cl ja ok lab:cmp bl,cl ja ok xchg bl,cl ok:mov min,cl mov ah,4ch int 21h code ends end start