Display The One That Comes First In The Character Sequence In Assembly Language Solution.

// Display The One That Comes First In The Character Sequence In Assembly Language Solution.
/*
    *
    * Prosen Ghosh
    * American International University - Bangladesh (AIUB)
    *
*/

Solution:

.MODEL SMALL
.STACK 100H
.DATA

.CODE

MAIN PROC
 
    MOV AX,@DATA
    MOV DS,AX
 
    MOV AH,1
    INT 21H
    MOV BL,AL
 
    INT 21H
    MOV CL,AL
 
    CMP BL,CL
    JNLE DISPLAY
 
    MOV AH,2
    MOV DL,BL
    INT 21H
    JMP END_
     
    DISPLAY:
        MOV AH,2
        MOV DL,CL
        INT 21H
    END_:
       
    MAIN ENDP
END MAIN