Conditional Jump to Compare Inside or Not in Range

.MODEL SMALL
.STACK 100H

.DATA
MSG1 DB 10, 13, 'Enter a number: $ '
MSG2 DB 10,13, 'inside range $'
MSG3 DB 10,13, 'out of range $'


.CODE
MAIN PROC

MOV AX,@DATA
MOV DS,AX

LEA DX,MSG1
MOV AH,9
INT 21H


MOV AH,1
INT 21H
MOV BL,AL

SUB BL,48

CMP BL,3
JGE L2


L1:
LEA DX,MSG3
MOV AH,9
INT 21H
JMP EXIT


L2:
CMP BL,8
JNG L3
JMP L1


L3:
LEA DX,MSG2
MOV AH,9
INT 21H
EXIT:


MOV AH, 4CH
INT 21H


MAIN ENDP
END MAIN