8086 Add two 8bit no.

ADD TWO 8 BIT NUMBERS

ASSUME CS:CODE,DS:DATA
DATA SEGMENT
    msg1 DB 0ah,0dh, "Enter the First number : $"
    msg2 DB 0ah,0dh, "Enter the second number : $"
    msg3 db 0ah,0dh, "Result : $"
DATA ENDS
CODE SEGMENT
START: MOV AX,data
    MOV DS,AX
    LEA DX,msg1
    MOV AH,09H
    INT 21H
    MOV AH,01H
    INT 21H
    MOV BH,AL
    MOV AH,01H
    INT 21H
    MOV BL,AL
    SUB BX,3030H
    LEA DX,msg2
    MOV AH,09H
    INT 21H
    MOV AH,01H
    INT 21H
    MOV CH,AL
    MOV AH,01H
    INT 21H
    MOV CL,AL
    SUB CX,3030H
    LEA DX,msg3
    MOV AH,09H
    INT 21H
    ADD BX,CX
    AAA
    ADD BX,3030H
    MOV DL,BH
    MOV AH,02H
    INT 21H
    MOV DL,BL
    MOV AH,02H
    INT 21H
    MOV AH,4CH
    INT 21H
CODE ENDS
END START


Output
C:\> <filename.exe>
Enter the first number : 23
Enter the second number : 45
Result : 68