.MODEL small

.STACK 100h

.DATA

TimePrompt DB 'Is it after 12 noon (Y/N)?$'

GoodMorningMessage DB 13,10,'Good morning, world!',

13,10,'$'

GoodAfternoonMessage DB 13,10,'Good afternoon, worl

d!',13,10,'$'

DefaultMessage DB 13,10,'Good day, world!',10,13,'$

'

.CODE

start:

mov ax, @data

mov ds, ax

mov dx, OFFSET TimePrompt

mov ah, 9

int 21h

mov ah, 1

int 21h

or al, 20h

cmp al, 'y'

je IsAfternoon

cmp al, 'n'

je IsMorning

mov dx, OFFSET DefaultMessage

IsAfternoon:

mov dx, OFFSET GoodAfternoonMessage

jmp DisplayGreeting

IsMorning:

mov dx, OFFSET GoodMorningMessage

DisplayGreeting:

mov ah, 9

int 21h

mov ah, 4ch

mov al, 0

int 21h

END start

1) Ask user to enter their name. What is your name? Eric

2) Use the name to replace world in the greeting message